Home / 10,437.55-15,647.55-4,887.97

Finding the Fourth Proportional to 10,437.55, 15,647.55 and 4,887.97

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Solution

The fourth proportional to 10,437.55, 15,647.55 and 4,887.97 is: 7,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.55 : 15,647.55 = 4,887.97 : x
  2. Step 2: Convert to fraction form
    10,437.55/15,647.55 = 4,887.97/x
  3. Step 3: Cross multiply
    10,437.55x = 15,647.55 × 4,887.97
  4. Step 4: Simplify right side
    10,437.55x = 76,484,754.97
  5. Step 5: Solve for x
    x = 76,484,754.97/10,437.55
  6. Step 6: Final answer
    x = 7,327.85

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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.