Home / 2,400.28-3,312.81-1,516.57

Finding the Fourth Proportional to 2,400.28, 3,312.81 and 1,516.57

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Solution

The fourth proportional to 2,400.28, 3,312.81 and 1,516.57 is: 2,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.28 : 3,312.81 = 1,516.57 : x
  2. Step 2: Convert to fraction form
    2,400.28/3,312.81 = 1,516.57/x
  3. Step 3: Cross multiply
    2,400.28x = 3,312.81 × 1,516.57
  4. Step 4: Simplify right side
    2,400.28x = 5,024,099.98
  5. Step 5: Solve for x
    x = 5,024,099.98/2,400.28
  6. Step 6: Final answer
    x = 2,093.13

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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.