Home / 5,100.40-7,042.98-4,837.96

Finding the Fourth Proportional to 5,100.40, 7,042.98 and 4,837.96

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Solution

The fourth proportional to 5,100.40, 7,042.98 and 4,837.96 is: 6,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.40 : 7,042.98 = 4,837.96 : x
  2. Step 2: Convert to fraction form
    5,100.40/7,042.98 = 4,837.96/x
  3. Step 3: Cross multiply
    5,100.40x = 7,042.98 × 4,837.96
  4. Step 4: Simplify right side
    5,100.40x = 34,073,655.52
  5. Step 5: Solve for x
    x = 34,073,655.52/5,100.40
  6. Step 6: Final answer
    x = 6,680.58

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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.