Home / 4,391.75-6,587.62-1,470.08

Finding the Fourth Proportional to 4,391.75, 6,587.62 and 1,470.08

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Solution

The fourth proportional to 4,391.75, 6,587.62 and 1,470.08 is: 2,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.75 : 6,587.62 = 1,470.08 : x
  2. Step 2: Convert to fraction form
    4,391.75/6,587.62 = 1,470.08/x
  3. Step 3: Cross multiply
    4,391.75x = 6,587.62 × 1,470.08
  4. Step 4: Simplify right side
    4,391.75x = 9,684,295.47
  5. Step 5: Solve for x
    x = 9,684,295.47/4,391.75
  6. Step 6: Final answer
    x = 2,205.11

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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.