Home / 11,025.28-15,214.08-7,292.80

Finding the Fourth Proportional to 11,025.28, 15,214.08 and 7,292.80

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Solution

The fourth proportional to 11,025.28, 15,214.08 and 7,292.80 is: 10,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.28 : 15,214.08 = 7,292.80 : x
  2. Step 2: Convert to fraction form
    11,025.28/15,214.08 = 7,292.80/x
  3. Step 3: Cross multiply
    11,025.28x = 15,214.08 × 7,292.80
  4. Step 4: Simplify right side
    11,025.28x = 110,953,242.62
  5. Step 5: Solve for x
    x = 110,953,242.62/11,025.28
  6. Step 6: Final answer
    x = 10,063.53

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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.