Home / 5,440.09-7,507.50-3,082.18

Finding the Fourth Proportional to 5,440.09, 7,507.50 and 3,082.18

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Solution

The fourth proportional to 5,440.09, 7,507.50 and 3,082.18 is: 4,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.09 : 7,507.50 = 3,082.18 : x
  2. Step 2: Convert to fraction form
    5,440.09/7,507.50 = 3,082.18/x
  3. Step 3: Cross multiply
    5,440.09x = 7,507.50 × 3,082.18
  4. Step 4: Simplify right side
    5,440.09x = 23,139,466.35
  5. Step 5: Solve for x
    x = 23,139,466.35/5,440.09
  6. Step 6: Final answer
    x = 4,253.51

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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.