Home / 5,785.53-7,984.02-3,132.93

Finding the Fourth Proportional to 5,785.53, 7,984.02 and 3,132.93

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Solution

The fourth proportional to 5,785.53, 7,984.02 and 3,132.93 is: 4,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.53 : 7,984.02 = 3,132.93 : x
  2. Step 2: Convert to fraction form
    5,785.53/7,984.02 = 3,132.93/x
  3. Step 3: Cross multiply
    5,785.53x = 7,984.02 × 3,132.93
  4. Step 4: Simplify right side
    5,785.53x = 25,013,375.78
  5. Step 5: Solve for x
    x = 25,013,375.78/5,785.53
  6. Step 6: Final answer
    x = 4,323.44

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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.