Home / 2,376.10-3,278.55-1,327.96

Finding the Fourth Proportional to 2,376.10, 3,278.55 and 1,327.96

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Solution

The fourth proportional to 2,376.10, 3,278.55 and 1,327.96 is: 1,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.10 : 3,278.55 = 1,327.96 : x
  2. Step 2: Convert to fraction form
    2,376.10/3,278.55 = 1,327.96/x
  3. Step 3: Cross multiply
    2,376.10x = 3,278.55 × 1,327.96
  4. Step 4: Simplify right side
    2,376.10x = 4,353,783.26
  5. Step 5: Solve for x
    x = 4,353,783.26/2,376.10
  6. Step 6: Final answer
    x = 1,832.32

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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.