Home / 10,534.39-15,797.19-4,290.15

Finding the Fourth Proportional to 10,534.39, 15,797.19 and 4,290.15

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Solution

The fourth proportional to 10,534.39, 15,797.19 and 4,290.15 is: 6,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.39 : 15,797.19 = 4,290.15 : x
  2. Step 2: Convert to fraction form
    10,534.39/15,797.19 = 4,290.15/x
  3. Step 3: Cross multiply
    10,534.39x = 15,797.19 × 4,290.15
  4. Step 4: Simplify right side
    10,534.39x = 67,772,314.68
  5. Step 5: Solve for x
    x = 67,772,314.68/10,534.39
  6. Step 6: Final answer
    x = 6,433.44

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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.