Home / 8,854.30-13,277.22-5,157.58

Finding the Fourth Proportional to 8,854.30, 13,277.22 and 5,157.58

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Solution

The fourth proportional to 8,854.30, 13,277.22 and 5,157.58 is: 7,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.30 : 13,277.22 = 5,157.58 : x
  2. Step 2: Convert to fraction form
    8,854.30/13,277.22 = 5,157.58/x
  3. Step 3: Cross multiply
    8,854.30x = 13,277.22 × 5,157.58
  4. Step 4: Simplify right side
    8,854.30x = 68,478,324.33
  5. Step 5: Solve for x
    x = 68,478,324.33/8,854.30
  6. Step 6: Final answer
    x = 7,733.91

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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.