Home / 3,366.89-4,646.19-1,874.85

Finding the Fourth Proportional to 3,366.89, 4,646.19 and 1,874.85

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Solution

The fourth proportional to 3,366.89, 4,646.19 and 1,874.85 is: 2,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.89 : 4,646.19 = 1,874.85 : x
  2. Step 2: Convert to fraction form
    3,366.89/4,646.19 = 1,874.85/x
  3. Step 3: Cross multiply
    3,366.89x = 4,646.19 × 1,874.85
  4. Step 4: Simplify right side
    3,366.89x = 8,710,883.11
  5. Step 5: Solve for x
    x = 8,710,883.11/3,366.89
  6. Step 6: Final answer
    x = 2,587.22

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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.