Home / 7,502.16-11,236.32-3,609.48

Finding the Fourth Proportional to 7,502.16, 11,236.32 and 3,609.48

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Solution

The fourth proportional to 7,502.16, 11,236.32 and 3,609.48 is: 5,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.16 : 11,236.32 = 3,609.48 : x
  2. Step 2: Convert to fraction form
    7,502.16/11,236.32 = 3,609.48/x
  3. Step 3: Cross multiply
    7,502.16x = 11,236.32 × 3,609.48
  4. Step 4: Simplify right side
    7,502.16x = 40,557,272.31
  5. Step 5: Solve for x
    x = 40,557,272.31/7,502.16
  6. Step 6: Final answer
    x = 5,406.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.