Home / 8,259.31-11,398.20-4,722.52

Finding the Fourth Proportional to 8,259.31, 11,398.20 and 4,722.52

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Solution

The fourth proportional to 8,259.31, 11,398.20 and 4,722.52 is: 6,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.31 : 11,398.20 = 4,722.52 : x
  2. Step 2: Convert to fraction form
    8,259.31/11,398.20 = 4,722.52/x
  3. Step 3: Cross multiply
    8,259.31x = 11,398.20 × 4,722.52
  4. Step 4: Simplify right side
    8,259.31x = 53,828,203.85
  5. Step 5: Solve for x
    x = 53,828,203.85/8,259.31
  6. Step 6: Final answer
    x = 6,517.28

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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.