Home / 5,348.98-8,035.80-3,159.28

Finding the Fourth Proportional to 5,348.98, 8,035.80 and 3,159.28

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Solution

The fourth proportional to 5,348.98, 8,035.80 and 3,159.28 is: 4,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.98 : 8,035.80 = 3,159.28 : x
  2. Step 2: Convert to fraction form
    5,348.98/8,035.80 = 3,159.28/x
  3. Step 3: Cross multiply
    5,348.98x = 8,035.80 × 3,159.28
  4. Step 4: Simplify right side
    5,348.98x = 25,387,342.22
  5. Step 5: Solve for x
    x = 25,387,342.22/5,348.98
  6. Step 6: Final answer
    x = 4,746.20

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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.