Home / 10,230.42-15,345.72-3,304.92

Finding the Fourth Proportional to 10,230.42, 15,345.72 and 3,304.92

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Solution

The fourth proportional to 10,230.42, 15,345.72 and 3,304.92 is: 4,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.42 : 15,345.72 = 3,304.92 : x
  2. Step 2: Convert to fraction form
    10,230.42/15,345.72 = 3,304.92/x
  3. Step 3: Cross multiply
    10,230.42x = 15,345.72 × 3,304.92
  4. Step 4: Simplify right side
    10,230.42x = 50,716,376.94
  5. Step 5: Solve for x
    x = 50,716,376.94/10,230.42
  6. Step 6: Final answer
    x = 4,957.41

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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.