Home / 10,323.12-15,486.54-3,758.52

Finding the Fourth Proportional to 10,323.12, 15,486.54 and 3,758.52

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Solution

The fourth proportional to 10,323.12, 15,486.54 and 3,758.52 is: 5,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.12 : 15,486.54 = 3,758.52 : x
  2. Step 2: Convert to fraction form
    10,323.12/15,486.54 = 3,758.52/x
  3. Step 3: Cross multiply
    10,323.12x = 15,486.54 × 3,758.52
  4. Step 4: Simplify right side
    10,323.12x = 58,206,470.32
  5. Step 5: Solve for x
    x = 58,206,470.32/10,323.12
  6. Step 6: Final answer
    x = 5,638.46

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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.