Home / 10,083.78-15,094.71-9,133.38

Finding the Fourth Proportional to 10,083.78, 15,094.71 and 9,133.38

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Solution

The fourth proportional to 10,083.78, 15,094.71 and 9,133.38 is: 13,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.78 : 15,094.71 = 9,133.38 : x
  2. Step 2: Convert to fraction form
    10,083.78/15,094.71 = 9,133.38/x
  3. Step 3: Cross multiply
    10,083.78x = 15,094.71 × 9,133.38
  4. Step 4: Simplify right side
    10,083.78x = 137,865,722.42
  5. Step 5: Solve for x
    x = 137,865,722.42/10,083.78
  6. Step 6: Final answer
    x = 13,672.03

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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.