Home / 9,541.36-13,167.75-5,293.78

Finding the Fourth Proportional to 9,541.36, 13,167.75 and 5,293.78

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Solution

The fourth proportional to 9,541.36, 13,167.75 and 5,293.78 is: 7,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541.36 : 13,167.75 = 5,293.78 : x
  2. Step 2: Convert to fraction form
    9,541.36/13,167.75 = 5,293.78/x
  3. Step 3: Cross multiply
    9,541.36x = 13,167.75 × 5,293.78
  4. Step 4: Simplify right side
    9,541.36x = 69,707,171.60
  5. Step 5: Solve for x
    x = 69,707,171.60/9,541.36
  6. Step 6: Final answer
    x = 7,305.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.