Home / 8,562.49-12,843.68-4,403.66

Finding the Fourth Proportional to 8,562.49, 12,843.68 and 4,403.66

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Solution

The fourth proportional to 8,562.49, 12,843.68 and 4,403.66 is: 6,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.49 : 12,843.68 = 4,403.66 : x
  2. Step 2: Convert to fraction form
    8,562.49/12,843.68 = 4,403.66/x
  3. Step 3: Cross multiply
    8,562.49x = 12,843.68 × 4,403.66
  4. Step 4: Simplify right side
    8,562.49x = 56,559,199.87
  5. Step 5: Solve for x
    x = 56,559,199.87/8,562.49
  6. Step 6: Final answer
    x = 6,605.46

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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.