Home / 11,060.22-15,258.26-7,278.52

Finding the Fourth Proportional to 11,060.22, 15,258.26 and 7,278.52

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Solution

The fourth proportional to 11,060.22, 15,258.26 and 7,278.52 is: 10,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.22 : 15,258.26 = 7,278.52 : x
  2. Step 2: Convert to fraction form
    11,060.22/15,258.26 = 7,278.52/x
  3. Step 3: Cross multiply
    11,060.22x = 15,258.26 × 7,278.52
  4. Step 4: Simplify right side
    11,060.22x = 111,057,550.58
  5. Step 5: Solve for x
    x = 111,057,550.58/11,060.22
  6. Step 6: Final answer
    x = 10,041.17

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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.