Home / 4,929.99-6,803.40-2,691.91

Finding the Fourth Proportional to 4,929.99, 6,803.40 and 2,691.91

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Solution

The fourth proportional to 4,929.99, 6,803.40 and 2,691.91 is: 3,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.99 : 6,803.40 = 2,691.91 : x
  2. Step 2: Convert to fraction form
    4,929.99/6,803.40 = 2,691.91/x
  3. Step 3: Cross multiply
    4,929.99x = 6,803.40 × 2,691.91
  4. Step 4: Simplify right side
    4,929.99x = 18,314,140.49
  5. Step 5: Solve for x
    x = 18,314,140.49/4,929.99
  6. Step 6: Final answer
    x = 3,714.84

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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.