Home / 9,152.33-13,731.07-2,578.57

Finding the Fourth Proportional to 9,152.33, 13,731.07 and 2,578.57

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Solution

The fourth proportional to 9,152.33, 13,731.07 and 2,578.57 is: 3,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.33 : 13,731.07 = 2,578.57 : x
  2. Step 2: Convert to fraction form
    9,152.33/13,731.07 = 2,578.57/x
  3. Step 3: Cross multiply
    9,152.33x = 13,731.07 × 2,578.57
  4. Step 4: Simplify right side
    9,152.33x = 35,406,489.23
  5. Step 5: Solve for x
    x = 35,406,489.23/9,152.33
  6. Step 6: Final answer
    x = 3,868.58

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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.