Home / 9,679.98-14,521.18-8,350.76

Finding the Fourth Proportional to 9,679.98, 14,521.18 and 8,350.76

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Solution

The fourth proportional to 9,679.98, 14,521.18 and 8,350.76 is: 12,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.98 : 14,521.18 = 8,350.76 : x
  2. Step 2: Convert to fraction form
    9,679.98/14,521.18 = 8,350.76/x
  3. Step 3: Cross multiply
    9,679.98x = 14,521.18 × 8,350.76
  4. Step 4: Simplify right side
    9,679.98x = 121,262,889.10
  5. Step 5: Solve for x
    x = 121,262,889.10/9,679.98
  6. Step 6: Final answer
    x = 12,527.18

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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.