Home / 9,387.07-14,098.83-6,912.12

Finding the Fourth Proportional to 9,387.07, 14,098.83 and 6,912.12

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Solution

The fourth proportional to 9,387.07, 14,098.83 and 6,912.12 is: 10,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.07 : 14,098.83 = 6,912.12 : x
  2. Step 2: Convert to fraction form
    9,387.07/14,098.83 = 6,912.12/x
  3. Step 3: Cross multiply
    9,387.07x = 14,098.83 × 6,912.12
  4. Step 4: Simplify right side
    9,387.07x = 97,452,734.33
  5. Step 5: Solve for x
    x = 97,452,734.33/9,387.07
  6. Step 6: Final answer
    x = 10,381.59

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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.