Home / 5,540.47-8,307.93-1,841.40

Finding the Fourth Proportional to 5,540.47, 8,307.93 and 1,841.40

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Solution

The fourth proportional to 5,540.47, 8,307.93 and 1,841.40 is: 2,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.47 : 8,307.93 = 1,841.40 : x
  2. Step 2: Convert to fraction form
    5,540.47/8,307.93 = 1,841.40/x
  3. Step 3: Cross multiply
    5,540.47x = 8,307.93 × 1,841.40
  4. Step 4: Simplify right side
    5,540.47x = 15,298,260.36
  5. Step 5: Solve for x
    x = 15,298,260.36/5,540.47
  6. Step 6: Final answer
    x = 2,761.18

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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.