Home / 10,174.55-15,254.04-7,045.56

Finding the Fourth Proportional to 10,174.55, 15,254.04 and 7,045.56

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Solution

The fourth proportional to 10,174.55, 15,254.04 and 7,045.56 is: 10,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.55 : 15,254.04 = 7,045.56 : x
  2. Step 2: Convert to fraction form
    10,174.55/15,254.04 = 7,045.56/x
  3. Step 3: Cross multiply
    10,174.55x = 15,254.04 × 7,045.56
  4. Step 4: Simplify right side
    10,174.55x = 107,473,254.06
  5. Step 5: Solve for x
    x = 107,473,254.06/10,174.55
  6. Step 6: Final answer
    x = 10,562.95

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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.