Home / 9,387.47-14,077.96-4,453.76

Finding the Fourth Proportional to 9,387.47, 14,077.96 and 4,453.76

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Solution

The fourth proportional to 9,387.47, 14,077.96 and 4,453.76 is: 6,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.47 : 14,077.96 = 4,453.76 : x
  2. Step 2: Convert to fraction form
    9,387.47/14,077.96 = 4,453.76/x
  3. Step 3: Cross multiply
    9,387.47x = 14,077.96 × 4,453.76
  4. Step 4: Simplify right side
    9,387.47x = 62,699,855.13
  5. Step 5: Solve for x
    x = 62,699,855.13/9,387.47
  6. Step 6: Final answer
    x = 6,679.10

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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.