Home / 7,520.67-11,281.05-2,326.50

Finding the Fourth Proportional to 7,520.67, 11,281.05 and 2,326.50

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Solution

The fourth proportional to 7,520.67, 11,281.05 and 2,326.50 is: 3,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.67 : 11,281.05 = 2,326.50 : x
  2. Step 2: Convert to fraction form
    7,520.67/11,281.05 = 2,326.50/x
  3. Step 3: Cross multiply
    7,520.67x = 11,281.05 × 2,326.50
  4. Step 4: Simplify right side
    7,520.67x = 26,245,362.83
  5. Step 5: Solve for x
    x = 26,245,362.83/7,520.67
  6. Step 6: Final answer
    x = 3,489.76

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Double scale
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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.