Home / 10,934.02-16,401.14-3,142.84

Finding the Fourth Proportional to 10,934.02, 16,401.14 and 3,142.84

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Solution

The fourth proportional to 10,934.02, 16,401.14 and 3,142.84 is: 4,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.02 : 16,401.14 = 3,142.84 : x
  2. Step 2: Convert to fraction form
    10,934.02/16,401.14 = 3,142.84/x
  3. Step 3: Cross multiply
    10,934.02x = 16,401.14 × 3,142.84
  4. Step 4: Simplify right side
    10,934.02x = 51,546,158.84
  5. Step 5: Solve for x
    x = 51,546,158.84/10,934.02
  6. Step 6: Final answer
    x = 4,714.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.