Home / 2,411.60-3,327.84-1,349.18

Finding the Fourth Proportional to 2,411.60, 3,327.84 and 1,349.18

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Solution

The fourth proportional to 2,411.60, 3,327.84 and 1,349.18 is: 1,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.60 : 3,327.84 = 1,349.18 : x
  2. Step 2: Convert to fraction form
    2,411.60/3,327.84 = 1,349.18/x
  3. Step 3: Cross multiply
    2,411.60x = 3,327.84 × 1,349.18
  4. Step 4: Simplify right side
    2,411.60x = 4,489,838.53
  5. Step 5: Solve for x
    x = 4,489,838.53/2,411.60
  6. Step 6: Final answer
    x = 1,861.77

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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.