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Finding the Fourth Proportional to 8,545.95, 12,811.32 and 4,599.33

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Solution

The fourth proportional to 8,545.95, 12,811.32 and 4,599.33 is: 6,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.95 : 12,811.32 = 4,599.33 : x
  2. Step 2: Convert to fraction form
    8,545.95/12,811.32 = 4,599.33/x
  3. Step 3: Cross multiply
    8,545.95x = 12,811.32 × 4,599.33
  4. Step 4: Simplify right side
    8,545.95x = 58,923,488.42
  5. Step 5: Solve for x
    x = 58,923,488.42/8,545.95
  6. Step 6: Final answer
    x = 6,894.90

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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.