Home / 5,290.56-7,297.65-3,404.61

Finding the Fourth Proportional to 5,290.56, 7,297.65 and 3,404.61

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Solution

The fourth proportional to 5,290.56, 7,297.65 and 3,404.61 is: 4,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.56 : 7,297.65 = 3,404.61 : x
  2. Step 2: Convert to fraction form
    5,290.56/7,297.65 = 3,404.61/x
  3. Step 3: Cross multiply
    5,290.56x = 7,297.65 × 3,404.61
  4. Step 4: Simplify right side
    5,290.56x = 24,845,652.17
  5. Step 5: Solve for x
    x = 24,845,652.17/5,290.56
  6. Step 6: Final answer
    x = 4,696.22

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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.