Home / 4,722.12-7,085.91-1,948.27

Finding the Fourth Proportional to 4,722.12, 7,085.91 and 1,948.27

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Solution

The fourth proportional to 4,722.12, 7,085.91 and 1,948.27 is: 2,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.12 : 7,085.91 = 1,948.27 : x
  2. Step 2: Convert to fraction form
    4,722.12/7,085.91 = 1,948.27/x
  3. Step 3: Cross multiply
    4,722.12x = 7,085.91 × 1,948.27
  4. Step 4: Simplify right side
    4,722.12x = 13,805,265.88
  5. Step 5: Solve for x
    x = 13,805,265.88/4,722.12
  6. Step 6: Final answer
    x = 2,923.53

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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.