Home / 3,261.76-4,500.53-1,935.91

Finding the Fourth Proportional to 3,261.76, 4,500.53 and 1,935.91

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Solution

The fourth proportional to 3,261.76, 4,500.53 and 1,935.91 is: 2,671.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.76 : 4,500.53 = 1,935.91 : x
  2. Step 2: Convert to fraction form
    3,261.76/4,500.53 = 1,935.91/x
  3. Step 3: Cross multiply
    3,261.76x = 4,500.53 × 1,935.91
  4. Step 4: Simplify right side
    3,261.76x = 8,712,588.85
  5. Step 5: Solve for x
    x = 8,712,588.85/3,261.76
  6. Step 6: Final answer
    x = 2,671.13

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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.