Home / 8,713.18-12,024.60-5,356.14

Finding the Fourth Proportional to 8,713.18, 12,024.60 and 5,356.14

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Solution

The fourth proportional to 8,713.18, 12,024.60 and 5,356.14 is: 7,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.18 : 12,024.60 = 5,356.14 : x
  2. Step 2: Convert to fraction form
    8,713.18/12,024.60 = 5,356.14/x
  3. Step 3: Cross multiply
    8,713.18x = 12,024.60 × 5,356.14
  4. Step 4: Simplify right side
    8,713.18x = 64,405,441.04
  5. Step 5: Solve for x
    x = 64,405,441.04/8,713.18
  6. Step 6: Final answer
    x = 7,391.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.