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Finding the Fourth Proportional to 2,516.85, 3,754.71 and 2,448.99

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Solution

The fourth proportional to 2,516.85, 3,754.71 and 2,448.99 is: 3,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.85 : 3,754.71 = 2,448.99 : x
  2. Step 2: Convert to fraction form
    2,516.85/3,754.71 = 2,448.99/x
  3. Step 3: Cross multiply
    2,516.85x = 3,754.71 × 2,448.99
  4. Step 4: Simplify right side
    2,516.85x = 9,195,247.24
  5. Step 5: Solve for x
    x = 9,195,247.24/2,516.85
  6. Step 6: Final answer
    x = 3,653.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.