Home / 11,118.61-15,343.45-6,082.82

Finding the Fourth Proportional to 11,118.61, 15,343.45 and 6,082.82

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Solution

The fourth proportional to 11,118.61, 15,343.45 and 6,082.82 is: 8,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.61 : 15,343.45 = 6,082.82 : x
  2. Step 2: Convert to fraction form
    11,118.61/15,343.45 = 6,082.82/x
  3. Step 3: Cross multiply
    11,118.61x = 15,343.45 × 6,082.82
  4. Step 4: Simplify right side
    11,118.61x = 93,331,352.60
  5. Step 5: Solve for x
    x = 93,331,352.60/11,118.61
  6. Step 6: Final answer
    x = 8,394.16

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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.