Home / 5,326.32-7,349.76-3,057.66

Finding the Fourth Proportional to 5,326.32, 7,349.76 and 3,057.66

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Solution

The fourth proportional to 5,326.32, 7,349.76 and 3,057.66 is: 4,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.32 : 7,349.76 = 3,057.66 : x
  2. Step 2: Convert to fraction form
    5,326.32/7,349.76 = 3,057.66/x
  3. Step 3: Cross multiply
    5,326.32x = 7,349.76 × 3,057.66
  4. Step 4: Simplify right side
    5,326.32x = 22,473,067.16
  5. Step 5: Solve for x
    x = 22,473,067.16/5,326.32
  6. Step 6: Final answer
    x = 4,219.25

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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.