Home / 5,255.15-7,253.33-3,267.20

Finding the Fourth Proportional to 5,255.15, 7,253.33 and 3,267.20

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Solution

The fourth proportional to 5,255.15, 7,253.33 and 3,267.20 is: 4,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.15 : 7,253.33 = 3,267.20 : x
  2. Step 2: Convert to fraction form
    5,255.15/7,253.33 = 3,267.20/x
  3. Step 3: Cross multiply
    5,255.15x = 7,253.33 × 3,267.20
  4. Step 4: Simplify right side
    5,255.15x = 23,698,027.17
  5. Step 5: Solve for x
    x = 23,698,027.17/5,255.15
  6. Step 6: Final answer
    x = 4,509.49

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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.