Home / 7,261.76-10,025.16-4,908.08

Finding the Fourth Proportional to 7,261.76, 10,025.16 and 4,908.08

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Solution

The fourth proportional to 7,261.76, 10,025.16 and 4,908.08 is: 6,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.76 : 10,025.16 = 4,908.08 : x
  2. Step 2: Convert to fraction form
    7,261.76/10,025.16 = 4,908.08/x
  3. Step 3: Cross multiply
    7,261.76x = 10,025.16 × 4,908.08
  4. Step 4: Simplify right side
    7,261.76x = 49,204,287.29
  5. Step 5: Solve for x
    x = 49,204,287.29/7,261.76
  6. Step 6: Final answer
    x = 6,775.81

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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.