Home / 3,262.56-4,500.84-1,935.78

Finding the Fourth Proportional to 3,262.56, 4,500.84 and 1,935.78

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Solution

The fourth proportional to 3,262.56, 4,500.84 and 1,935.78 is: 2,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.56 : 4,500.84 = 1,935.78 : x
  2. Step 2: Convert to fraction form
    3,262.56/4,500.84 = 1,935.78/x
  3. Step 3: Cross multiply
    3,262.56x = 4,500.84 × 1,935.78
  4. Step 4: Simplify right side
    3,262.56x = 8,712,646.31
  5. Step 5: Solve for x
    x = 8,712,646.31/3,262.56
  6. Step 6: Final answer
    x = 2,670.49

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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.