Home / 4,787.02-6,606.39-2,691.28

Finding the Fourth Proportional to 4,787.02, 6,606.39 and 2,691.28

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Solution

The fourth proportional to 4,787.02, 6,606.39 and 2,691.28 is: 3,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.02 : 6,606.39 = 2,691.28 : x
  2. Step 2: Convert to fraction form
    4,787.02/6,606.39 = 2,691.28/x
  3. Step 3: Cross multiply
    4,787.02x = 6,606.39 × 2,691.28
  4. Step 4: Simplify right side
    4,787.02x = 17,779,645.28
  5. Step 5: Solve for x
    x = 17,779,645.28/4,787.02
  6. Step 6: Final answer
    x = 3,714.14

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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.