Home / 5,360.57-8,040.45-1,465.28

Finding the Fourth Proportional to 5,360.57, 8,040.45 and 1,465.28

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Solution

The fourth proportional to 5,360.57, 8,040.45 and 1,465.28 is: 2,197.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.57 : 8,040.45 = 1,465.28 : x
  2. Step 2: Convert to fraction form
    5,360.57/8,040.45 = 1,465.28/x
  3. Step 3: Cross multiply
    5,360.57x = 8,040.45 × 1,465.28
  4. Step 4: Simplify right side
    5,360.57x = 11,781,510.58
  5. Step 5: Solve for x
    x = 11,781,510.58/5,360.57
  6. Step 6: Final answer
    x = 2,197.81

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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.