Home / 9,924.20-14,891.70-4,081.40

Finding the Fourth Proportional to 9,924.20, 14,891.70 and 4,081.40

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Solution

The fourth proportional to 9,924.20, 14,891.70 and 4,081.40 is: 6,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.20 : 14,891.70 = 4,081.40 : x
  2. Step 2: Convert to fraction form
    9,924.20/14,891.70 = 4,081.40/x
  3. Step 3: Cross multiply
    9,924.20x = 14,891.70 × 4,081.40
  4. Step 4: Simplify right side
    9,924.20x = 60,778,984.38
  5. Step 5: Solve for x
    x = 60,778,984.38/9,924.20
  6. Step 6: Final answer
    x = 6,124.32

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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.