Home / 3,366.94-4,646.45-1,874.95

Finding the Fourth Proportional to 3,366.94, 4,646.45 and 1,874.95

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Solution

The fourth proportional to 3,366.94, 4,646.45 and 1,874.95 is: 2,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.94 : 4,646.45 = 1,874.95 : x
  2. Step 2: Convert to fraction form
    3,366.94/4,646.45 = 1,874.95/x
  3. Step 3: Cross multiply
    3,366.94x = 4,646.45 × 1,874.95
  4. Step 4: Simplify right side
    3,366.94x = 8,711,861.43
  5. Step 5: Solve for x
    x = 8,711,861.43/3,366.94
  6. Step 6: Final answer
    x = 2,587.47

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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.