Home / 5,321.66-7,343.40-3,082.82

Finding the Fourth Proportional to 5,321.66, 7,343.40 and 3,082.82

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Solution

The fourth proportional to 5,321.66, 7,343.40 and 3,082.82 is: 4,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.66 : 7,343.40 = 3,082.82 : x
  2. Step 2: Convert to fraction form
    5,321.66/7,343.40 = 3,082.82/x
  3. Step 3: Cross multiply
    5,321.66x = 7,343.40 × 3,082.82
  4. Step 4: Simplify right side
    5,321.66x = 22,638,343.67
  5. Step 5: Solve for x
    x = 22,638,343.67/5,321.66
  6. Step 6: Final answer
    x = 4,254.00

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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.