Home / 6,754.13-10,142.39-4,173.47

Finding the Fourth Proportional to 6,754.13, 10,142.39 and 4,173.47

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Solution

The fourth proportional to 6,754.13, 10,142.39 and 4,173.47 is: 6,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.13 : 10,142.39 = 4,173.47 : x
  2. Step 2: Convert to fraction form
    6,754.13/10,142.39 = 4,173.47/x
  3. Step 3: Cross multiply
    6,754.13x = 10,142.39 × 4,173.47
  4. Step 4: Simplify right side
    6,754.13x = 42,328,920.12
  5. Step 5: Solve for x
    x = 42,328,920.12/6,754.13
  6. Step 6: Final answer
    x = 6,267.12

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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.