Home / 8,541.32-12,816.17-5,731.93

Finding the Fourth Proportional to 8,541.32, 12,816.17 and 5,731.93

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Solution

The fourth proportional to 8,541.32, 12,816.17 and 5,731.93 is: 8,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.32 : 12,816.17 = 5,731.93 : x
  2. Step 2: Convert to fraction form
    8,541.32/12,816.17 = 5,731.93/x
  3. Step 3: Cross multiply
    8,541.32x = 12,816.17 × 5,731.93
  4. Step 4: Simplify right side
    8,541.32x = 73,461,296.57
  5. Step 5: Solve for x
    x = 73,461,296.57/8,541.32
  6. Step 6: Final answer
    x = 8,600.70

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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.