Home / 1,344.44-2,008.83-972.47

Finding the Fourth Proportional to 1,344.44, 2,008.83 and 972.47

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Solution

The fourth proportional to 1,344.44, 2,008.83 and 972.47 is: 1,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.44 : 2,008.83 = 972.47 : x
  2. Step 2: Convert to fraction form
    1,344.44/2,008.83 = 972.47/x
  3. Step 3: Cross multiply
    1,344.44x = 2,008.83 × 972.47
  4. Step 4: Simplify right side
    1,344.44x = 1,953,516.87
  5. Step 5: Solve for x
    x = 1,953,516.87/1,344.44
  6. Step 6: Final answer
    x = 1,453.04

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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.