Home / 10,133.38-15,189.67-4,860.69

Finding the Fourth Proportional to 10,133.38, 15,189.67 and 4,860.69

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Solution

The fourth proportional to 10,133.38, 15,189.67 and 4,860.69 is: 7,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.38 : 15,189.67 = 4,860.69 : x
  2. Step 2: Convert to fraction form
    10,133.38/15,189.67 = 4,860.69/x
  3. Step 3: Cross multiply
    10,133.38x = 15,189.67 × 4,860.69
  4. Step 4: Simplify right side
    10,133.38x = 73,832,277.07
  5. Step 5: Solve for x
    x = 73,832,277.07/10,133.38
  6. Step 6: Final answer
    x = 7,286.05

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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.