Home / 10,052.70-15,083.96-7,110.05

Finding the Fourth Proportional to 10,052.70, 15,083.96 and 7,110.05

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Solution

The fourth proportional to 10,052.70, 15,083.96 and 7,110.05 is: 10,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.70 : 15,083.96 = 7,110.05 : x
  2. Step 2: Convert to fraction form
    10,052.70/15,083.96 = 7,110.05/x
  3. Step 3: Cross multiply
    10,052.70x = 15,083.96 × 7,110.05
  4. Step 4: Simplify right side
    10,052.70x = 107,247,709.80
  5. Step 5: Solve for x
    x = 107,247,709.80/10,052.70
  6. Step 6: Final answer
    x = 10,668.55

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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.