Home / 9,165.69-13,750.25-4,168.43

Finding the Fourth Proportional to 9,165.69, 13,750.25 and 4,168.43

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Solution

The fourth proportional to 9,165.69, 13,750.25 and 4,168.43 is: 6,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.69 : 13,750.25 = 4,168.43 : x
  2. Step 2: Convert to fraction form
    9,165.69/13,750.25 = 4,168.43/x
  3. Step 3: Cross multiply
    9,165.69x = 13,750.25 × 4,168.43
  4. Step 4: Simplify right side
    9,165.69x = 57,316,865.01
  5. Step 5: Solve for x
    x = 57,316,865.01/9,165.69
  6. Step 6: Final answer
    x = 6,253.42

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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.