Home / 5,785.11-8,671.59-2,499.75

Finding the Fourth Proportional to 5,785.11, 8,671.59 and 2,499.75

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Solution

The fourth proportional to 5,785.11, 8,671.59 and 2,499.75 is: 3,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.11 : 8,671.59 = 2,499.75 : x
  2. Step 2: Convert to fraction form
    5,785.11/8,671.59 = 2,499.75/x
  3. Step 3: Cross multiply
    5,785.11x = 8,671.59 × 2,499.75
  4. Step 4: Simplify right side
    5,785.11x = 21,676,807.10
  5. Step 5: Solve for x
    x = 21,676,807.10/5,785.11
  6. Step 6: Final answer
    x = 3,747.00

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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.