Home / 7,031.88-9,705.36-4,517.16

Finding the Fourth Proportional to 7,031.88, 9,705.36 and 4,517.16

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Solution

The fourth proportional to 7,031.88, 9,705.36 and 4,517.16 is: 6,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.88 : 9,705.36 = 4,517.16 : x
  2. Step 2: Convert to fraction form
    7,031.88/9,705.36 = 4,517.16/x
  3. Step 3: Cross multiply
    7,031.88x = 9,705.36 × 4,517.16
  4. Step 4: Simplify right side
    7,031.88x = 43,840,663.98
  5. Step 5: Solve for x
    x = 43,840,663.98/7,031.88
  6. Step 6: Final answer
    x = 6,234.56

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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.