Home / 10,867.02-14,996.10-6,151.20

Finding the Fourth Proportional to 10,867.02, 14,996.10 and 6,151.20

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Solution

The fourth proportional to 10,867.02, 14,996.10 and 6,151.20 is: 8,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.02 : 14,996.10 = 6,151.20 : x
  2. Step 2: Convert to fraction form
    10,867.02/14,996.10 = 6,151.20/x
  3. Step 3: Cross multiply
    10,867.02x = 14,996.10 × 6,151.20
  4. Step 4: Simplify right side
    10,867.02x = 92,243,935.34
  5. Step 5: Solve for x
    x = 92,243,935.34/10,867.02
  6. Step 6: Final answer
    x = 8,488.43

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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.