Home / 5,817.15-8,719.79-3,731.13

Finding the Fourth Proportional to 5,817.15, 8,719.79 and 3,731.13

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Solution

The fourth proportional to 5,817.15, 8,719.79 and 3,731.13 is: 5,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.15 : 8,719.79 = 3,731.13 : x
  2. Step 2: Convert to fraction form
    5,817.15/8,719.79 = 3,731.13/x
  3. Step 3: Cross multiply
    5,817.15x = 8,719.79 × 3,731.13
  4. Step 4: Simplify right side
    5,817.15x = 32,534,651.41
  5. Step 5: Solve for x
    x = 32,534,651.41/5,817.15
  6. Step 6: Final answer
    x = 5,592.89

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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.