Home / 7,248.04-10,002.34-3,936.04

Finding the Fourth Proportional to 7,248.04, 10,002.34 and 3,936.04

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Solution

The fourth proportional to 7,248.04, 10,002.34 and 3,936.04 is: 5,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.04 : 10,002.34 = 3,936.04 : x
  2. Step 2: Convert to fraction form
    7,248.04/10,002.34 = 3,936.04/x
  3. Step 3: Cross multiply
    7,248.04x = 10,002.34 × 3,936.04
  4. Step 4: Simplify right side
    7,248.04x = 39,369,610.33
  5. Step 5: Solve for x
    x = 39,369,610.33/7,248.04
  6. Step 6: Final answer
    x = 5,431.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.