Home / 9,924.12-14,886.99-4,080.78

Finding the Fourth Proportional to 9,924.12, 14,886.99 and 4,080.78

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Solution

The fourth proportional to 9,924.12, 14,886.99 and 4,080.78 is: 6,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.12 : 14,886.99 = 4,080.78 : x
  2. Step 2: Convert to fraction form
    9,924.12/14,886.99 = 4,080.78/x
  3. Step 3: Cross multiply
    9,924.12x = 14,886.99 × 4,080.78
  4. Step 4: Simplify right side
    9,924.12x = 60,750,531.05
  5. Step 5: Solve for x
    x = 60,750,531.05/9,924.12
  6. Step 6: Final answer
    x = 6,121.50

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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.