Home / 10,323.28-15,486.96-3,749.68

Finding the Fourth Proportional to 10,323.28, 15,486.96 and 3,749.68

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Solution

The fourth proportional to 10,323.28, 15,486.96 and 3,749.68 is: 5,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.28 : 15,486.96 = 3,749.68 : x
  2. Step 2: Convert to fraction form
    10,323.28/15,486.96 = 3,749.68/x
  3. Step 3: Cross multiply
    10,323.28x = 15,486.96 × 3,749.68
  4. Step 4: Simplify right side
    10,323.28x = 58,071,144.17
  5. Step 5: Solve for x
    x = 58,071,144.17/10,323.28
  6. Step 6: Final answer
    x = 5,625.26

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1.5x scale

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.