Home / 5,132.18-7,698.31-4,436.80

Finding the Fourth Proportional to 5,132.18, 7,698.31 and 4,436.80

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Solution

The fourth proportional to 5,132.18, 7,698.31 and 4,436.80 is: 6,655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.18 : 7,698.31 = 4,436.80 : x
  2. Step 2: Convert to fraction form
    5,132.18/7,698.31 = 4,436.80/x
  3. Step 3: Cross multiply
    5,132.18x = 7,698.31 × 4,436.80
  4. Step 4: Simplify right side
    5,132.18x = 34,155,831.47
  5. Step 5: Solve for x
    x = 34,155,831.47/5,132.18
  6. Step 6: Final answer
    x = 6,655.23

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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.