Home / 4,929.53-6,802.85-2,691.50

Finding the Fourth Proportional to 4,929.53, 6,802.85 and 2,691.50

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Solution

The fourth proportional to 4,929.53, 6,802.85 and 2,691.50 is: 3,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.53 : 6,802.85 = 2,691.50 : x
  2. Step 2: Convert to fraction form
    4,929.53/6,802.85 = 2,691.50/x
  3. Step 3: Cross multiply
    4,929.53x = 6,802.85 × 2,691.50
  4. Step 4: Simplify right side
    4,929.53x = 18,309,843.49
  5. Step 5: Solve for x
    x = 18,309,843.49/4,929.53
  6. Step 6: Final answer
    x = 3,714.32

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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.