Home / 8,494.80-11,723.56-4,718.70

Finding the Fourth Proportional to 8,494.80, 11,723.56 and 4,718.70

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Solution

The fourth proportional to 8,494.80, 11,723.56 and 4,718.70 is: 6,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.80 : 11,723.56 = 4,718.70 : x
  2. Step 2: Convert to fraction form
    8,494.80/11,723.56 = 4,718.70/x
  3. Step 3: Cross multiply
    8,494.80x = 11,723.56 × 4,718.70
  4. Step 4: Simplify right side
    8,494.80x = 55,319,962.57
  5. Step 5: Solve for x
    x = 55,319,962.57/8,494.80
  6. Step 6: Final answer
    x = 6,512.21

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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.