Home / 9,033.39-13,543.40-4,287.20

Finding the Fourth Proportional to 9,033.39, 13,543.40 and 4,287.20

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Solution

The fourth proportional to 9,033.39, 13,543.40 and 4,287.20 is: 6,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,033.39 : 13,543.40 = 4,287.20 : x
  2. Step 2: Convert to fraction form
    9,033.39/13,543.40 = 4,287.20/x
  3. Step 3: Cross multiply
    9,033.39x = 13,543.40 × 4,287.20
  4. Step 4: Simplify right side
    9,033.39x = 58,063,207.48
  5. Step 5: Solve for x
    x = 58,063,207.48/9,033.39
  6. Step 6: Final answer
    x = 6,427.62

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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.