Home / 2,440.93-3,368.51-1,321.88

Finding the Fourth Proportional to 2,440.93, 3,368.51 and 1,321.88

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Solution

The fourth proportional to 2,440.93, 3,368.51 and 1,321.88 is: 1,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.93 : 3,368.51 = 1,321.88 : x
  2. Step 2: Convert to fraction form
    2,440.93/3,368.51 = 1,321.88/x
  3. Step 3: Cross multiply
    2,440.93x = 3,368.51 × 1,321.88
  4. Step 4: Simplify right side
    2,440.93x = 4,452,777.72
  5. Step 5: Solve for x
    x = 4,452,777.72/2,440.93
  6. Step 6: Final answer
    x = 1,824.22

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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.