Home / 8,363.94-12,545.52-3,432.36

Finding the Fourth Proportional to 8,363.94, 12,545.52 and 3,432.36

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Solution

The fourth proportional to 8,363.94, 12,545.52 and 3,432.36 is: 5,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.94 : 12,545.52 = 3,432.36 : x
  2. Step 2: Convert to fraction form
    8,363.94/12,545.52 = 3,432.36/x
  3. Step 3: Cross multiply
    8,363.94x = 12,545.52 × 3,432.36
  4. Step 4: Simplify right side
    8,363.94x = 43,060,741.03
  5. Step 5: Solve for x
    x = 43,060,741.03/8,363.94
  6. Step 6: Final answer
    x = 5,148.38

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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.