Home / 5,425.68-7,485.30-3,326.16

Finding the Fourth Proportional to 5,425.68, 7,485.30 and 3,326.16

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Solution

The fourth proportional to 5,425.68, 7,485.30 and 3,326.16 is: 4,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.68 : 7,485.30 = 3,326.16 : x
  2. Step 2: Convert to fraction form
    5,425.68/7,485.30 = 3,326.16/x
  3. Step 3: Cross multiply
    5,425.68x = 7,485.30 × 3,326.16
  4. Step 4: Simplify right side
    5,425.68x = 24,897,305.45
  5. Step 5: Solve for x
    x = 24,897,305.45/5,425.68
  6. Step 6: Final answer
    x = 4,588.79

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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.