Home / 6,474.17-9,705.12-4,127.59

Finding the Fourth Proportional to 6,474.17, 9,705.12 and 4,127.59

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Solution

The fourth proportional to 6,474.17, 9,705.12 and 4,127.59 is: 6,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474.17 : 9,705.12 = 4,127.59 : x
  2. Step 2: Convert to fraction form
    6,474.17/9,705.12 = 4,127.59/x
  3. Step 3: Cross multiply
    6,474.17x = 9,705.12 × 4,127.59
  4. Step 4: Simplify right side
    6,474.17x = 40,058,752.91
  5. Step 5: Solve for x
    x = 40,058,752.91/6,474.17
  6. Step 6: Final answer
    x = 6,187.47

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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.