Home / 11,118.18-15,343.48-6,082.10

Finding the Fourth Proportional to 11,118.18, 15,343.48 and 6,082.10

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Solution

The fourth proportional to 11,118.18, 15,343.48 and 6,082.10 is: 8,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.18 : 15,343.48 = 6,082.10 : x
  2. Step 2: Convert to fraction form
    11,118.18/15,343.48 = 6,082.10/x
  3. Step 3: Cross multiply
    11,118.18x = 15,343.48 × 6,082.10
  4. Step 4: Simplify right side
    11,118.18x = 93,320,579.71
  5. Step 5: Solve for x
    x = 93,320,579.71/11,118.18
  6. Step 6: Final answer
    x = 8,393.51

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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.