Home / 10,247.95-15,371.37-3,582.36

Finding the Fourth Proportional to 10,247.95, 15,371.37 and 3,582.36

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Solution

The fourth proportional to 10,247.95, 15,371.37 and 3,582.36 is: 5,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.95 : 15,371.37 = 3,582.36 : x
  2. Step 2: Convert to fraction form
    10,247.95/15,371.37 = 3,582.36/x
  3. Step 3: Cross multiply
    10,247.95x = 15,371.37 × 3,582.36
  4. Step 4: Simplify right side
    10,247.95x = 55,065,781.03
  5. Step 5: Solve for x
    x = 55,065,781.03/10,247.95
  6. Step 6: Final answer
    x = 5,373.35

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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.