Home / 8,241.10-12,356.19-4,545.10

Finding the Fourth Proportional to 8,241.10, 12,356.19 and 4,545.10

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Solution

The fourth proportional to 8,241.10, 12,356.19 and 4,545.10 is: 6,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.10 : 12,356.19 = 4,545.10 : x
  2. Step 2: Convert to fraction form
    8,241.10/12,356.19 = 4,545.10/x
  3. Step 3: Cross multiply
    8,241.10x = 12,356.19 × 4,545.10
  4. Step 4: Simplify right side
    8,241.10x = 56,160,119.17
  5. Step 5: Solve for x
    x = 56,160,119.17/8,241.10
  6. Step 6: Final answer
    x = 6,814.64

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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.