Home / 4,380.28-6,569.71-1,260.16

Finding the Fourth Proportional to 4,380.28, 6,569.71 and 1,260.16

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Solution

The fourth proportional to 4,380.28, 6,569.71 and 1,260.16 is: 1,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.28 : 6,569.71 = 1,260.16 : x
  2. Step 2: Convert to fraction form
    4,380.28/6,569.71 = 1,260.16/x
  3. Step 3: Cross multiply
    4,380.28x = 6,569.71 × 1,260.16
  4. Step 4: Simplify right side
    4,380.28x = 8,278,866.18
  5. Step 5: Solve for x
    x = 8,278,866.18/4,380.28
  6. Step 6: Final answer
    x = 1,890.03

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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.