Home / 3,523.50-4,862.43-1,951.70

Finding the Fourth Proportional to 3,523.50, 4,862.43 and 1,951.70

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Solution

The fourth proportional to 3,523.50, 4,862.43 and 1,951.70 is: 2,693.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.50 : 4,862.43 = 1,951.70 : x
  2. Step 2: Convert to fraction form
    3,523.50/4,862.43 = 1,951.70/x
  3. Step 3: Cross multiply
    3,523.50x = 4,862.43 × 1,951.70
  4. Step 4: Simplify right side
    3,523.50x = 9,489,980.32
  5. Step 5: Solve for x
    x = 9,489,980.32/3,523.50
  6. Step 6: Final answer
    x = 2,693.34

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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.