Home / 10,052.92-13,885.14-8,790.76

Finding the Fourth Proportional to 10,052.92, 13,885.14 and 8,790.76

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Solution

The fourth proportional to 10,052.92, 13,885.14 and 8,790.76 is: 12,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.92 : 13,885.14 = 8,790.76 : x
  2. Step 2: Convert to fraction form
    10,052.92/13,885.14 = 8,790.76/x
  3. Step 3: Cross multiply
    10,052.92x = 13,885.14 × 8,790.76
  4. Step 4: Simplify right side
    10,052.92x = 122,060,933.31
  5. Step 5: Solve for x
    x = 122,060,933.31/10,052.92
  6. Step 6: Final answer
    x = 12,141.84

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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.