Home / 2,210.19-3,050.28-1,266.12

Finding the Fourth Proportional to 2,210.19, 3,050.28 and 1,266.12

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Solution

The fourth proportional to 2,210.19, 3,050.28 and 1,266.12 is: 1,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.19 : 3,050.28 = 1,266.12 : x
  2. Step 2: Convert to fraction form
    2,210.19/3,050.28 = 1,266.12/x
  3. Step 3: Cross multiply
    2,210.19x = 3,050.28 × 1,266.12
  4. Step 4: Simplify right side
    2,210.19x = 3,862,020.51
  5. Step 5: Solve for x
    x = 3,862,020.51/2,210.19
  6. Step 6: Final answer
    x = 1,747.37

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,211.19, 3,051.66 and 1,267.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.