Home / 9,151.72-12,624.78-6,006.76

Finding the Fourth Proportional to 9,151.72, 12,624.78 and 6,006.76

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Solution

The fourth proportional to 9,151.72, 12,624.78 and 6,006.76 is: 8,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.72 : 12,624.78 = 6,006.76 : x
  2. Step 2: Convert to fraction form
    9,151.72/12,624.78 = 6,006.76/x
  3. Step 3: Cross multiply
    9,151.72x = 12,624.78 × 6,006.76
  4. Step 4: Simplify right side
    9,151.72x = 75,834,023.51
  5. Step 5: Solve for x
    x = 75,834,023.51/9,151.72
  6. Step 6: Final answer
    x = 8,286.31

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Half scale
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Double scale
Find fourth proportional to 9,152.72, 12,626.16 and 6,007.76
Similar ratio
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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.