Home / 4,801.20-6,625.68-2,705.28

Finding the Fourth Proportional to 4,801.20, 6,625.68 and 2,705.28

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Solution

The fourth proportional to 4,801.20, 6,625.68 and 2,705.28 is: 3,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.20 : 6,625.68 = 2,705.28 : x
  2. Step 2: Convert to fraction form
    4,801.20/6,625.68 = 2,705.28/x
  3. Step 3: Cross multiply
    4,801.20x = 6,625.68 × 2,705.28
  4. Step 4: Simplify right side
    4,801.20x = 17,924,319.59
  5. Step 5: Solve for x
    x = 17,924,319.59/4,801.20
  6. Step 6: Final answer
    x = 3,733.30

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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.