Home / 8,899.25-13,349.50-2,658.76

Finding the Fourth Proportional to 8,899.25, 13,349.50 and 2,658.76

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Solution

The fourth proportional to 8,899.25, 13,349.50 and 2,658.76 is: 3,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.25 : 13,349.50 = 2,658.76 : x
  2. Step 2: Convert to fraction form
    8,899.25/13,349.50 = 2,658.76/x
  3. Step 3: Cross multiply
    8,899.25x = 13,349.50 × 2,658.76
  4. Step 4: Simplify right side
    8,899.25x = 35,493,076.60
  5. Step 5: Solve for x
    x = 35,493,076.60/8,899.25
  6. Step 6: Final answer
    x = 3,988.32

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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.