Home / 7,526.88-11,290.32-3,141.95

Finding the Fourth Proportional to 7,526.88, 11,290.32 and 3,141.95

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Solution

The fourth proportional to 7,526.88, 11,290.32 and 3,141.95 is: 4,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.88 : 11,290.32 = 3,141.95 : x
  2. Step 2: Convert to fraction form
    7,526.88/11,290.32 = 3,141.95/x
  3. Step 3: Cross multiply
    7,526.88x = 11,290.32 × 3,141.95
  4. Step 4: Simplify right side
    7,526.88x = 35,473,564.47
  5. Step 5: Solve for x
    x = 35,473,564.47/7,526.88
  6. Step 6: Final answer
    x = 4,712.92

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Similar ratio
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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.