Home / 5,244.29-7,870.37-3,272.80

Finding the Fourth Proportional to 5,244.29, 7,870.37 and 3,272.80

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Solution

The fourth proportional to 5,244.29, 7,870.37 and 3,272.80 is: 4,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.29 : 7,870.37 = 3,272.80 : x
  2. Step 2: Convert to fraction form
    5,244.29/7,870.37 = 3,272.80/x
  3. Step 3: Cross multiply
    5,244.29x = 7,870.37 × 3,272.80
  4. Step 4: Simplify right side
    5,244.29x = 25,758,130.57
  5. Step 5: Solve for x
    x = 25,758,130.57/5,244.29
  6. Step 6: Final answer
    x = 4,911.65

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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.