Home / 9,780.32-14,633.22-8,600.96

Finding the Fourth Proportional to 9,780.32, 14,633.22 and 8,600.96

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Solution

The fourth proportional to 9,780.32, 14,633.22 and 8,600.96 is: 12,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.32 : 14,633.22 = 8,600.96 : x
  2. Step 2: Convert to fraction form
    9,780.32/14,633.22 = 8,600.96/x
  3. Step 3: Cross multiply
    9,780.32x = 14,633.22 × 8,600.96
  4. Step 4: Simplify right side
    9,780.32x = 125,859,739.89
  5. Step 5: Solve for x
    x = 125,859,739.89/9,780.32
  6. Step 6: Final answer
    x = 12,868.67

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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.