Home / 8,899.52-13,316.64-5,376.96

Finding the Fourth Proportional to 8,899.52, 13,316.64 and 5,376.96

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Solution

The fourth proportional to 8,899.52, 13,316.64 and 5,376.96 is: 8,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.52 : 13,316.64 = 5,376.96 : x
  2. Step 2: Convert to fraction form
    8,899.52/13,316.64 = 5,376.96/x
  3. Step 3: Cross multiply
    8,899.52x = 13,316.64 × 5,376.96
  4. Step 4: Simplify right side
    8,899.52x = 71,603,040.61
  5. Step 5: Solve for x
    x = 71,603,040.61/8,899.52
  6. Step 6: Final answer
    x = 8,045.72

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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.