Home / 8,365.24-12,555.96-4,472.38

Finding the Fourth Proportional to 8,365.24, 12,555.96 and 4,472.38

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Solution

The fourth proportional to 8,365.24, 12,555.96 and 4,472.38 is: 6,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.24 : 12,555.96 = 4,472.38 : x
  2. Step 2: Convert to fraction form
    8,365.24/12,555.96 = 4,472.38/x
  3. Step 3: Cross multiply
    8,365.24x = 12,555.96 × 4,472.38
  4. Step 4: Simplify right side
    8,365.24x = 56,155,024.38
  5. Step 5: Solve for x
    x = 56,155,024.38/8,365.24
  6. Step 6: Final answer
    x = 6,712.90

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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.