Home / 3,500.18-4,829.49-2,660.66

Finding the Fourth Proportional to 3,500.18, 4,829.49 and 2,660.66

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Solution

The fourth proportional to 3,500.18, 4,829.49 and 2,660.66 is: 3,671.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.18 : 4,829.49 = 2,660.66 : x
  2. Step 2: Convert to fraction form
    3,500.18/4,829.49 = 2,660.66/x
  3. Step 3: Cross multiply
    3,500.18x = 4,829.49 × 2,660.66
  4. Step 4: Simplify right side
    3,500.18x = 12,849,630.86
  5. Step 5: Solve for x
    x = 12,849,630.86/3,500.18
  6. Step 6: Final answer
    x = 3,671.13

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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.