Home / 3,971.12-5,957.33-1,630.50

Finding the Fourth Proportional to 3,971.12, 5,957.33 and 1,630.50

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Solution

The fourth proportional to 3,971.12, 5,957.33 and 1,630.50 is: 2,446.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.12 : 5,957.33 = 1,630.50 : x
  2. Step 2: Convert to fraction form
    3,971.12/5,957.33 = 1,630.50/x
  3. Step 3: Cross multiply
    3,971.12x = 5,957.33 × 1,630.50
  4. Step 4: Simplify right side
    3,971.12x = 9,713,426.57
  5. Step 5: Solve for x
    x = 9,713,426.57/3,971.12
  6. Step 6: Final answer
    x = 2,446.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.