Home / 5,629.80-8,442.27-4,332.18

Finding the Fourth Proportional to 5,629.80, 8,442.27 and 4,332.18

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Solution

The fourth proportional to 5,629.80, 8,442.27 and 4,332.18 is: 6,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.80 : 8,442.27 = 4,332.18 : x
  2. Step 2: Convert to fraction form
    5,629.80/8,442.27 = 4,332.18/x
  3. Step 3: Cross multiply
    5,629.80x = 8,442.27 × 4,332.18
  4. Step 4: Simplify right side
    5,629.80x = 36,573,433.25
  5. Step 5: Solve for x
    x = 36,573,433.25/5,629.80
  6. Step 6: Final answer
    x = 6,496.40

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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.