Home / 3,261.74-4,500.56-1,935.86

Finding the Fourth Proportional to 3,261.74, 4,500.56 and 1,935.86

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Solution

The fourth proportional to 3,261.74, 4,500.56 and 1,935.86 is: 2,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.74 : 4,500.56 = 1,935.86 : x
  2. Step 2: Convert to fraction form
    3,261.74/4,500.56 = 1,935.86/x
  3. Step 3: Cross multiply
    3,261.74x = 4,500.56 × 1,935.86
  4. Step 4: Simplify right side
    3,261.74x = 8,712,454.08
  5. Step 5: Solve for x
    x = 8,712,454.08/3,261.74
  6. Step 6: Final answer
    x = 2,671.11

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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.