Home / 2,901.69-3,995.36-2,266.19

Finding the Fourth Proportional to 2,901.69, 3,995.36 and 2,266.19

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Solution

The fourth proportional to 2,901.69, 3,995.36 and 2,266.19 is: 3,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.69 : 3,995.36 = 2,266.19 : x
  2. Step 2: Convert to fraction form
    2,901.69/3,995.36 = 2,266.19/x
  3. Step 3: Cross multiply
    2,901.69x = 3,995.36 × 2,266.19
  4. Step 4: Simplify right side
    2,901.69x = 9,054,270.15
  5. Step 5: Solve for x
    x = 9,054,270.15/2,901.69
  6. Step 6: Final answer
    x = 3,120.35

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Half scale
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Double scale
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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.