Home / 7,557.53-11,331.86-2,290.95

Finding the Fourth Proportional to 7,557.53, 11,331.86 and 2,290.95

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Solution

The fourth proportional to 7,557.53, 11,331.86 and 2,290.95 is: 3,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.53 : 11,331.86 = 2,290.95 : x
  2. Step 2: Convert to fraction form
    7,557.53/11,331.86 = 2,290.95/x
  3. Step 3: Cross multiply
    7,557.53x = 11,331.86 × 2,290.95
  4. Step 4: Simplify right side
    7,557.53x = 25,960,713.21
  5. Step 5: Solve for x
    x = 25,960,713.21/7,557.53
  6. Step 6: Final answer
    x = 3,435.08

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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.