Home / 9,293.55-13,930.91-5,578.38

Finding the Fourth Proportional to 9,293.55, 13,930.91 and 5,578.38

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Solution

The fourth proportional to 9,293.55, 13,930.91 and 5,578.38 is: 8,361.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.55 : 13,930.91 = 5,578.38 : x
  2. Step 2: Convert to fraction form
    9,293.55/13,930.91 = 5,578.38/x
  3. Step 3: Cross multiply
    9,293.55x = 13,930.91 × 5,578.38
  4. Step 4: Simplify right side
    9,293.55x = 77,711,881.83
  5. Step 5: Solve for x
    x = 77,711,881.83/9,293.55
  6. Step 6: Final answer
    x = 8,361.92

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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.