Home / 5,254.16-7,881.23-1,358.25

Finding the Fourth Proportional to 5,254.16, 7,881.23 and 1,358.25

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Solution

The fourth proportional to 5,254.16, 7,881.23 and 1,358.25 is: 2,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.16 : 7,881.23 = 1,358.25 : x
  2. Step 2: Convert to fraction form
    5,254.16/7,881.23 = 1,358.25/x
  3. Step 3: Cross multiply
    5,254.16x = 7,881.23 × 1,358.25
  4. Step 4: Simplify right side
    5,254.16x = 10,704,673.86
  5. Step 5: Solve for x
    x = 10,704,673.86/5,254.16
  6. Step 6: Final answer
    x = 2,037.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.