Home / 3,525.60-5,262.36-3,306.72

Finding the Fourth Proportional to 3,525.60, 5,262.36 and 3,306.72

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Solution

The fourth proportional to 3,525.60, 5,262.36 and 3,306.72 is: 4,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.60 : 5,262.36 = 3,306.72 : x
  2. Step 2: Convert to fraction form
    3,525.60/5,262.36 = 3,306.72/x
  3. Step 3: Cross multiply
    3,525.60x = 5,262.36 × 3,306.72
  4. Step 4: Simplify right side
    3,525.60x = 17,401,151.06
  5. Step 5: Solve for x
    x = 17,401,151.06/3,525.60
  6. Step 6: Final answer
    x = 4,935.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.