Home / 9,889.42-14,834.19-3,316.12

Finding the Fourth Proportional to 9,889.42, 14,834.19 and 3,316.12

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Solution

The fourth proportional to 9,889.42, 14,834.19 and 3,316.12 is: 4,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,889.42 : 14,834.19 = 3,316.12 : x
  2. Step 2: Convert to fraction form
    9,889.42/14,834.19 = 3,316.12/x
  3. Step 3: Cross multiply
    9,889.42x = 14,834.19 × 3,316.12
  4. Step 4: Simplify right side
    9,889.42x = 49,191,954.14
  5. Step 5: Solve for x
    x = 49,191,954.14/9,889.42
  6. Step 6: Final answer
    x = 4,974.20

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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.