Home / 9,113.44-12,544.40-6,591.46

Finding the Fourth Proportional to 9,113.44, 12,544.40 and 6,591.46

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Solution

The fourth proportional to 9,113.44, 12,544.40 and 6,591.46 is: 9,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.44 : 12,544.40 = 6,591.46 : x
  2. Step 2: Convert to fraction form
    9,113.44/12,544.40 = 6,591.46/x
  3. Step 3: Cross multiply
    9,113.44x = 12,544.40 × 6,591.46
  4. Step 4: Simplify right side
    9,113.44x = 82,685,910.82
  5. Step 5: Solve for x
    x = 82,685,910.82/9,113.44
  6. Step 6: Final answer
    x = 9,072.96

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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.