Home / 4,351.10-6,527.16-1,388.50

Finding the Fourth Proportional to 4,351.10, 6,527.16 and 1,388.50

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Solution

The fourth proportional to 4,351.10, 6,527.16 and 1,388.50 is: 2,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.10 : 6,527.16 = 1,388.50 : x
  2. Step 2: Convert to fraction form
    4,351.10/6,527.16 = 1,388.50/x
  3. Step 3: Cross multiply
    4,351.10x = 6,527.16 × 1,388.50
  4. Step 4: Simplify right side
    4,351.10x = 9,062,961.66
  5. Step 5: Solve for x
    x = 9,062,961.66/4,351.10
  6. Step 6: Final answer
    x = 2,082.91

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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.