Home / 4,957.90-6,842.06-2,720.02

Finding the Fourth Proportional to 4,957.90, 6,842.06 and 2,720.02

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Solution

The fourth proportional to 4,957.90, 6,842.06 and 2,720.02 is: 3,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.90 : 6,842.06 = 2,720.02 : x
  2. Step 2: Convert to fraction form
    4,957.90/6,842.06 = 2,720.02/x
  3. Step 3: Cross multiply
    4,957.90x = 6,842.06 × 2,720.02
  4. Step 4: Simplify right side
    4,957.90x = 18,610,540.04
  5. Step 5: Solve for x
    x = 18,610,540.04/4,957.90
  6. Step 6: Final answer
    x = 3,753.71

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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.