Home / 4,274.72-6,412.08-1,353.25

Finding the Fourth Proportional to 4,274.72, 6,412.08 and 1,353.25

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Solution

The fourth proportional to 4,274.72, 6,412.08 and 1,353.25 is: 2,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.72 : 6,412.08 = 1,353.25 : x
  2. Step 2: Convert to fraction form
    4,274.72/6,412.08 = 1,353.25/x
  3. Step 3: Cross multiply
    4,274.72x = 6,412.08 × 1,353.25
  4. Step 4: Simplify right side
    4,274.72x = 8,677,147.26
  5. Step 5: Solve for x
    x = 8,677,147.26/4,274.72
  6. Step 6: Final answer
    x = 2,029.88

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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.