Home / 3,460.19-4,775.04-1,888.28

Finding the Fourth Proportional to 3,460.19, 4,775.04 and 1,888.28

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Solution

The fourth proportional to 3,460.19, 4,775.04 and 1,888.28 is: 2,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.19 : 4,775.04 = 1,888.28 : x
  2. Step 2: Convert to fraction form
    3,460.19/4,775.04 = 1,888.28/x
  3. Step 3: Cross multiply
    3,460.19x = 4,775.04 × 1,888.28
  4. Step 4: Simplify right side
    3,460.19x = 9,016,588.66
  5. Step 5: Solve for x
    x = 9,016,588.66/3,460.19
  6. Step 6: Final answer
    x = 2,605.81

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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.