Home / 5,255.55-7,253.28-3,017.52

Finding the Fourth Proportional to 5,255.55, 7,253.28 and 3,017.52

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Solution

The fourth proportional to 5,255.55, 7,253.28 and 3,017.52 is: 4,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.55 : 7,253.28 = 3,017.52 : x
  2. Step 2: Convert to fraction form
    5,255.55/7,253.28 = 3,017.52/x
  3. Step 3: Cross multiply
    5,255.55x = 7,253.28 × 3,017.52
  4. Step 4: Simplify right side
    5,255.55x = 21,886,917.47
  5. Step 5: Solve for x
    x = 21,886,917.47/5,255.55
  6. Step 6: Final answer
    x = 4,164.53

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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.