Home / 8,887.71-13,331.61-2,313.95

Finding the Fourth Proportional to 8,887.71, 13,331.61 and 2,313.95

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Solution

The fourth proportional to 8,887.71, 13,331.61 and 2,313.95 is: 3,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.71 : 13,331.61 = 2,313.95 : x
  2. Step 2: Convert to fraction form
    8,887.71/13,331.61 = 2,313.95/x
  3. Step 3: Cross multiply
    8,887.71x = 13,331.61 × 2,313.95
  4. Step 4: Simplify right side
    8,887.71x = 30,848,612.30
  5. Step 5: Solve for x
    x = 30,848,612.30/8,887.71
  6. Step 6: Final answer
    x = 3,470.93

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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.