Home / 9,275.05-12,799.11-5,241.79

Finding the Fourth Proportional to 9,275.05, 12,799.11 and 5,241.79

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Solution

The fourth proportional to 9,275.05, 12,799.11 and 5,241.79 is: 7,233.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.05 : 12,799.11 = 5,241.79 : x
  2. Step 2: Convert to fraction form
    9,275.05/12,799.11 = 5,241.79/x
  3. Step 3: Cross multiply
    9,275.05x = 12,799.11 × 5,241.79
  4. Step 4: Simplify right side
    9,275.05x = 67,090,246.81
  5. Step 5: Solve for x
    x = 67,090,246.81/9,275.05
  6. Step 6: Final answer
    x = 7,233.41

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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.