Home / 10,790.70-14,873.67-9,332.70

Finding the Fourth Proportional to 10,790.70, 14,873.67 and 9,332.70

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Solution

The fourth proportional to 10,790.70, 14,873.67 and 9,332.70 is: 12,863.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.70 : 14,873.67 = 9,332.70 : x
  2. Step 2: Convert to fraction form
    10,790.70/14,873.67 = 9,332.70/x
  3. Step 3: Cross multiply
    10,790.70x = 14,873.67 × 9,332.70
  4. Step 4: Simplify right side
    10,790.70x = 138,811,500.01
  5. Step 5: Solve for x
    x = 138,811,500.01/10,790.70
  6. Step 6: Final answer
    x = 12,863.99

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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.