Home / 1,471.77-2,029.86-1,294.35

Finding the Fourth Proportional to 1,471.77, 2,029.86 and 1,294.35

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Solution

The fourth proportional to 1,471.77, 2,029.86 and 1,294.35 is: 1,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.77 : 2,029.86 = 1,294.35 : x
  2. Step 2: Convert to fraction form
    1,471.77/2,029.86 = 1,294.35/x
  3. Step 3: Cross multiply
    1,471.77x = 2,029.86 × 1,294.35
  4. Step 4: Simplify right side
    1,471.77x = 2,627,349.29
  5. Step 5: Solve for x
    x = 2,627,349.29/1,471.77
  6. Step 6: Final answer
    x = 1,785.16

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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.