Home / 10,444.87-15,666.57-4,899.43

Finding the Fourth Proportional to 10,444.87, 15,666.57 and 4,899.43

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Solution

The fourth proportional to 10,444.87, 15,666.57 and 4,899.43 is: 7,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.87 : 15,666.57 = 4,899.43 : x
  2. Step 2: Convert to fraction form
    10,444.87/15,666.57 = 4,899.43/x
  3. Step 3: Cross multiply
    10,444.87x = 15,666.57 × 4,899.43
  4. Step 4: Simplify right side
    10,444.87x = 76,757,263.06
  5. Step 5: Solve for x
    x = 76,757,263.06/10,444.87
  6. Step 6: Final answer
    x = 7,348.80

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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.