Home / 4,929.29-6,802.56-2,691.30

Finding the Fourth Proportional to 4,929.29, 6,802.56 and 2,691.30

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Solution

The fourth proportional to 4,929.29, 6,802.56 and 2,691.30 is: 3,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.29 : 6,802.56 = 2,691.30 : x
  2. Step 2: Convert to fraction form
    4,929.29/6,802.56 = 2,691.30/x
  3. Step 3: Cross multiply
    4,929.29x = 6,802.56 × 2,691.30
  4. Step 4: Simplify right side
    4,929.29x = 18,307,754.05
  5. Step 5: Solve for x
    x = 18,307,754.05/4,929.29
  6. Step 6: Final answer
    x = 3,714.08

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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.