Home / 10,867.02-16,292.70-8,752.92

Finding the Fourth Proportional to 10,867.02, 16,292.70 and 8,752.92

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Solution

The fourth proportional to 10,867.02, 16,292.70 and 8,752.92 is: 13,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.02 : 16,292.70 = 8,752.92 : x
  2. Step 2: Convert to fraction form
    10,867.02/16,292.70 = 8,752.92/x
  3. Step 3: Cross multiply
    10,867.02x = 16,292.70 × 8,752.92
  4. Step 4: Simplify right side
    10,867.02x = 142,608,699.68
  5. Step 5: Solve for x
    x = 142,608,699.68/10,867.02
  6. Step 6: Final answer
    x = 13,123.07

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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.