Home / 5,440.82-7,501.19-3,927.11

Finding the Fourth Proportional to 5,440.82, 7,501.19 and 3,927.11

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Solution

The fourth proportional to 5,440.82, 7,501.19 and 3,927.11 is: 5,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.82 : 7,501.19 = 3,927.11 : x
  2. Step 2: Convert to fraction form
    5,440.82/7,501.19 = 3,927.11/x
  3. Step 3: Cross multiply
    5,440.82x = 7,501.19 × 3,927.11
  4. Step 4: Simplify right side
    5,440.82x = 29,457,941.12
  5. Step 5: Solve for x
    x = 29,457,941.12/5,440.82
  6. Step 6: Final answer
    x = 5,414.25

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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.