Home / 8,720.26-13,073.08-4,043.60

Finding the Fourth Proportional to 8,720.26, 13,073.08 and 4,043.60

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Solution

The fourth proportional to 8,720.26, 13,073.08 and 4,043.60 is: 6,062.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720.26 : 13,073.08 = 4,043.60 : x
  2. Step 2: Convert to fraction form
    8,720.26/13,073.08 = 4,043.60/x
  3. Step 3: Cross multiply
    8,720.26x = 13,073.08 × 4,043.60
  4. Step 4: Simplify right side
    8,720.26x = 52,862,349.08
  5. Step 5: Solve for x
    x = 52,862,349.08/8,720.26
  6. Step 6: Final answer
    x = 6,062.02

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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.