Home / 2,463.96-3,400.86-1,521.12

Finding the Fourth Proportional to 2,463.96, 3,400.86 and 1,521.12

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Solution

The fourth proportional to 2,463.96, 3,400.86 and 1,521.12 is: 2,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.96 : 3,400.86 = 1,521.12 : x
  2. Step 2: Convert to fraction form
    2,463.96/3,400.86 = 1,521.12/x
  3. Step 3: Cross multiply
    2,463.96x = 3,400.86 × 1,521.12
  4. Step 4: Simplify right side
    2,463.96x = 5,173,116.16
  5. Step 5: Solve for x
    x = 5,173,116.16/2,463.96
  6. Step 6: Final answer
    x = 2,099.51

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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.