Home / 9,258.36-12,776.94-5,721

Finding the Fourth Proportional to 9,258.36, 12,776.94 and 5,721

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Solution

The fourth proportional to 9,258.36, 12,776.94 and 5,721 is: 7,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.36 : 12,776.94 = 5,721 : x
  2. Step 2: Convert to fraction form
    9,258.36/12,776.94 = 5,721/x
  3. Step 3: Cross multiply
    9,258.36x = 12,776.94 × 5,721
  4. Step 4: Simplify right side
    9,258.36x = 73,096,873.74
  5. Step 5: Solve for x
    x = 73,096,873.74/9,258.36
  6. Step 6: Final answer
    x = 7,895.23

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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.