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Finding the Fourth Proportional to 4,820.62, 6,652.48 and 2,612.62

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Solution

The fourth proportional to 4,820.62, 6,652.48 and 2,612.62 is: 3,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.62 : 6,652.48 = 2,612.62 : x
  2. Step 2: Convert to fraction form
    4,820.62/6,652.48 = 2,612.62/x
  3. Step 3: Cross multiply
    4,820.62x = 6,652.48 × 2,612.62
  4. Step 4: Simplify right side
    4,820.62x = 17,380,402.30
  5. Step 5: Solve for x
    x = 17,380,402.30/4,820.62
  6. Step 6: Final answer
    x = 3,605.43

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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.