Home / 9,127.55-12,596.11-5,352.95

Finding the Fourth Proportional to 9,127.55, 12,596.11 and 5,352.95

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Solution

The fourth proportional to 9,127.55, 12,596.11 and 5,352.95 is: 7,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.55 : 12,596.11 = 5,352.95 : x
  2. Step 2: Convert to fraction form
    9,127.55/12,596.11 = 5,352.95/x
  3. Step 3: Cross multiply
    9,127.55x = 12,596.11 × 5,352.95
  4. Step 4: Simplify right side
    9,127.55x = 67,426,284.04
  5. Step 5: Solve for x
    x = 67,426,284.04/9,127.55
  6. Step 6: Final answer
    x = 7,387.12

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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.