Home / 8,738.04-13,098.80-2,891.46

Finding the Fourth Proportional to 8,738.04, 13,098.80 and 2,891.46

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Solution

The fourth proportional to 8,738.04, 13,098.80 and 2,891.46 is: 4,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.04 : 13,098.80 = 2,891.46 : x
  2. Step 2: Convert to fraction form
    8,738.04/13,098.80 = 2,891.46/x
  3. Step 3: Cross multiply
    8,738.04x = 13,098.80 × 2,891.46
  4. Step 4: Simplify right side
    8,738.04x = 37,874,656.25
  5. Step 5: Solve for x
    x = 37,874,656.25/8,738.04
  6. Step 6: Final answer
    x = 4,334.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.