Home / 5,365.18-7,403.40-3,006.82

Finding the Fourth Proportional to 5,365.18, 7,403.40 and 3,006.82

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Solution

The fourth proportional to 5,365.18, 7,403.40 and 3,006.82 is: 4,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.18 : 7,403.40 = 3,006.82 : x
  2. Step 2: Convert to fraction form
    5,365.18/7,403.40 = 3,006.82/x
  3. Step 3: Cross multiply
    5,365.18x = 7,403.40 × 3,006.82
  4. Step 4: Simplify right side
    5,365.18x = 22,260,691.19
  5. Step 5: Solve for x
    x = 22,260,691.19/5,365.18
  6. Step 6: Final answer
    x = 4,149.10

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1.5x scale

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.