Home / 10,225.92-14,112.28-5,751.08

Finding the Fourth Proportional to 10,225.92, 14,112.28 and 5,751.08

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Solution

The fourth proportional to 10,225.92, 14,112.28 and 5,751.08 is: 7,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.92 : 14,112.28 = 5,751.08 : x
  2. Step 2: Convert to fraction form
    10,225.92/14,112.28 = 5,751.08/x
  3. Step 3: Cross multiply
    10,225.92x = 14,112.28 × 5,751.08
  4. Step 4: Simplify right side
    10,225.92x = 81,160,851.26
  5. Step 5: Solve for x
    x = 81,160,851.26/10,225.92
  6. Step 6: Final answer
    x = 7,936.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.