Home / 7,388.18-11,082.36-2,457.82

Finding the Fourth Proportional to 7,388.18, 11,082.36 and 2,457.82

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Solution

The fourth proportional to 7,388.18, 11,082.36 and 2,457.82 is: 3,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.18 : 11,082.36 = 2,457.82 : x
  2. Step 2: Convert to fraction form
    7,388.18/11,082.36 = 2,457.82/x
  3. Step 3: Cross multiply
    7,388.18x = 11,082.36 × 2,457.82
  4. Step 4: Simplify right side
    7,388.18x = 27,238,446.06
  5. Step 5: Solve for x
    x = 27,238,446.06/7,388.18
  6. Step 6: Final answer
    x = 3,686.76

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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.