Home / 5,259.20-7,255.16-3,272.08

Finding the Fourth Proportional to 5,259.20, 7,255.16 and 3,272.08

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Solution

The fourth proportional to 5,259.20, 7,255.16 and 3,272.08 is: 4,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.20 : 7,255.16 = 3,272.08 : x
  2. Step 2: Convert to fraction form
    5,259.20/7,255.16 = 3,272.08/x
  3. Step 3: Cross multiply
    5,259.20x = 7,255.16 × 3,272.08
  4. Step 4: Simplify right side
    5,259.20x = 23,739,463.93
  5. Step 5: Solve for x
    x = 23,739,463.93/5,259.20
  6. Step 6: Final answer
    x = 4,513.89

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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.