Home / 10,907.12-15,052.80-6,192.88

Finding the Fourth Proportional to 10,907.12, 15,052.80 and 6,192.88

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Solution

The fourth proportional to 10,907.12, 15,052.80 and 6,192.88 is: 8,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.12 : 15,052.80 = 6,192.88 : x
  2. Step 2: Convert to fraction form
    10,907.12/15,052.80 = 6,192.88/x
  3. Step 3: Cross multiply
    10,907.12x = 15,052.80 × 6,192.88
  4. Step 4: Simplify right side
    10,907.12x = 93,220,184.06
  5. Step 5: Solve for x
    x = 93,220,184.06/10,907.12
  6. Step 6: Final answer
    x = 8,546.73

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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.