Home / 2,440.32-3,367.08-1,445.64

Finding the Fourth Proportional to 2,440.32, 3,367.08 and 1,445.64

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Solution

The fourth proportional to 2,440.32, 3,367.08 and 1,445.64 is: 1,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.32 : 3,367.08 = 1,445.64 : x
  2. Step 2: Convert to fraction form
    2,440.32/3,367.08 = 1,445.64/x
  3. Step 3: Cross multiply
    2,440.32x = 3,367.08 × 1,445.64
  4. Step 4: Simplify right side
    2,440.32x = 4,867,585.53
  5. Step 5: Solve for x
    x = 4,867,585.53/2,440.32
  6. Step 6: Final answer
    x = 1,994.65

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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.