Home / 8,259.23-11,398.35-4,722.64

Finding the Fourth Proportional to 8,259.23, 11,398.35 and 4,722.64

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Solution

The fourth proportional to 8,259.23, 11,398.35 and 4,722.64 is: 6,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.23 : 11,398.35 = 4,722.64 : x
  2. Step 2: Convert to fraction form
    8,259.23/11,398.35 = 4,722.64/x
  3. Step 3: Cross multiply
    8,259.23x = 11,398.35 × 4,722.64
  4. Step 4: Simplify right side
    8,259.23x = 53,830,292.86
  5. Step 5: Solve for x
    x = 53,830,292.86/8,259.23
  6. Step 6: Final answer
    x = 6,517.59

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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.