Home / 10,663.45-14,715.87-5,947.63

Finding the Fourth Proportional to 10,663.45, 14,715.87 and 5,947.63

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Solution

The fourth proportional to 10,663.45, 14,715.87 and 5,947.63 is: 8,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.45 : 14,715.87 = 5,947.63 : x
  2. Step 2: Convert to fraction form
    10,663.45/14,715.87 = 5,947.63/x
  3. Step 3: Cross multiply
    10,663.45x = 14,715.87 × 5,947.63
  4. Step 4: Simplify right side
    10,663.45x = 87,524,476.31
  5. Step 5: Solve for x
    x = 87,524,476.31/10,663.45
  6. Step 6: Final answer
    x = 8,207.90

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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.