Home / 10,203.24-15,304.98-5,815.46

Finding the Fourth Proportional to 10,203.24, 15,304.98 and 5,815.46

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Solution

The fourth proportional to 10,203.24, 15,304.98 and 5,815.46 is: 8,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.24 : 15,304.98 = 5,815.46 : x
  2. Step 2: Convert to fraction form
    10,203.24/15,304.98 = 5,815.46/x
  3. Step 3: Cross multiply
    10,203.24x = 15,304.98 × 5,815.46
  4. Step 4: Simplify right side
    10,203.24x = 89,005,498.99
  5. Step 5: Solve for x
    x = 89,005,498.99/10,203.24
  6. Step 6: Final answer
    x = 8,723.26

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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.