Home / 5,237.16-7,227.30-2,847.15

Finding the Fourth Proportional to 5,237.16, 7,227.30 and 2,847.15

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Solution

The fourth proportional to 5,237.16, 7,227.30 and 2,847.15 is: 3,929.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.16 : 7,227.30 = 2,847.15 : x
  2. Step 2: Convert to fraction form
    5,237.16/7,227.30 = 2,847.15/x
  3. Step 3: Cross multiply
    5,237.16x = 7,227.30 × 2,847.15
  4. Step 4: Simplify right side
    5,237.16x = 20,577,207.20
  5. Step 5: Solve for x
    x = 20,577,207.20/5,237.16
  6. Step 6: Final answer
    x = 3,929.08

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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.