Home / 9,557.80-14,324.55-8,512.90

Finding the Fourth Proportional to 9,557.80, 14,324.55 and 8,512.90

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Solution

The fourth proportional to 9,557.80, 14,324.55 and 8,512.90 is: 12,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.80 : 14,324.55 = 8,512.90 : x
  2. Step 2: Convert to fraction form
    9,557.80/14,324.55 = 8,512.90/x
  3. Step 3: Cross multiply
    9,557.80x = 14,324.55 × 8,512.90
  4. Step 4: Simplify right side
    9,557.80x = 121,943,461.70
  5. Step 5: Solve for x
    x = 121,943,461.70/9,557.80
  6. Step 6: Final answer
    x = 12,758.53

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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.