Home / 10,887.67-16,332.25-4,313.85

Finding the Fourth Proportional to 10,887.67, 16,332.25 and 4,313.85

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Solution

The fourth proportional to 10,887.67, 16,332.25 and 4,313.85 is: 6,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.67 : 16,332.25 = 4,313.85 : x
  2. Step 2: Convert to fraction form
    10,887.67/16,332.25 = 4,313.85/x
  3. Step 3: Cross multiply
    10,887.67x = 16,332.25 × 4,313.85
  4. Step 4: Simplify right side
    10,887.67x = 70,454,876.66
  5. Step 5: Solve for x
    x = 70,454,876.66/10,887.67
  6. Step 6: Final answer
    x = 6,471.07

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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.