Home / 5,498.44-7,587.86-3,140.57

Finding the Fourth Proportional to 5,498.44, 7,587.86 and 3,140.57

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Solution

The fourth proportional to 5,498.44, 7,587.86 and 3,140.57 is: 4,334.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.44 : 7,587.86 = 3,140.57 : x
  2. Step 2: Convert to fraction form
    5,498.44/7,587.86 = 3,140.57/x
  3. Step 3: Cross multiply
    5,498.44x = 7,587.86 × 3,140.57
  4. Step 4: Simplify right side
    5,498.44x = 23,830,208.75
  5. Step 5: Solve for x
    x = 23,830,208.75/5,498.44
  6. Step 6: Final answer
    x = 4,334.00

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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.