Home / 9,049.41-13,559.54-5,156.55

Finding the Fourth Proportional to 9,049.41, 13,559.54 and 5,156.55

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Solution

The fourth proportional to 9,049.41, 13,559.54 and 5,156.55 is: 7,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.41 : 13,559.54 = 5,156.55 : x
  2. Step 2: Convert to fraction form
    9,049.41/13,559.54 = 5,156.55/x
  3. Step 3: Cross multiply
    9,049.41x = 13,559.54 × 5,156.55
  4. Step 4: Simplify right side
    9,049.41x = 69,920,420.20
  5. Step 5: Solve for x
    x = 69,920,420.20/9,049.41
  6. Step 6: Final answer
    x = 7,726.52

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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.