Home / 4,391.88-6,587.77-1,104.90

Finding the Fourth Proportional to 4,391.88, 6,587.77 and 1,104.90

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Solution

The fourth proportional to 4,391.88, 6,587.77 and 1,104.90 is: 1,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.88 : 6,587.77 = 1,104.90 : x
  2. Step 2: Convert to fraction form
    4,391.88/6,587.77 = 1,104.90/x
  3. Step 3: Cross multiply
    4,391.88x = 6,587.77 × 1,104.90
  4. Step 4: Simplify right side
    4,391.88x = 7,278,827.07
  5. Step 5: Solve for x
    x = 7,278,827.07/4,391.88
  6. Step 6: Final answer
    x = 1,657.34

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1.5x scale

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.