Home / 8,218.53-11,339.76-4,859.04

Finding the Fourth Proportional to 8,218.53, 11,339.76 and 4,859.04

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Solution

The fourth proportional to 8,218.53, 11,339.76 and 4,859.04 is: 6,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.53 : 11,339.76 = 4,859.04 : x
  2. Step 2: Convert to fraction form
    8,218.53/11,339.76 = 4,859.04/x
  3. Step 3: Cross multiply
    8,218.53x = 11,339.76 × 4,859.04
  4. Step 4: Simplify right side
    8,218.53x = 55,100,347.43
  5. Step 5: Solve for x
    x = 55,100,347.43/8,218.53
  6. Step 6: Final answer
    x = 6,704.40

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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.