Home / 5,785.53-7,987.59-4,456.68

Finding the Fourth Proportional to 5,785.53, 7,987.59 and 4,456.68

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Solution

The fourth proportional to 5,785.53, 7,987.59 and 4,456.68 is: 6,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.53 : 7,987.59 = 4,456.68 : x
  2. Step 2: Convert to fraction form
    5,785.53/7,987.59 = 4,456.68/x
  3. Step 3: Cross multiply
    5,785.53x = 7,987.59 × 4,456.68
  4. Step 4: Simplify right side
    5,785.53x = 35,598,132.60
  5. Step 5: Solve for x
    x = 35,598,132.60/5,785.53
  6. Step 6: Final answer
    x = 6,152.96

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1.5x scale

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.