Home / 5,265.78-7,262.55-3,272.58

Finding the Fourth Proportional to 5,265.78, 7,262.55 and 3,272.58

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Solution

The fourth proportional to 5,265.78, 7,262.55 and 3,272.58 is: 4,513.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.78 : 7,262.55 = 3,272.58 : x
  2. Step 2: Convert to fraction form
    5,265.78/7,262.55 = 3,272.58/x
  3. Step 3: Cross multiply
    5,265.78x = 7,262.55 × 3,272.58
  4. Step 4: Simplify right side
    5,265.78x = 23,767,275.88
  5. Step 5: Solve for x
    x = 23,767,275.88/5,265.78
  6. Step 6: Final answer
    x = 4,513.53

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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.