Home / 8,134.95-11,225.79-5,258.64

Finding the Fourth Proportional to 8,134.95, 11,225.79 and 5,258.64

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Solution

The fourth proportional to 8,134.95, 11,225.79 and 5,258.64 is: 7,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.95 : 11,225.79 = 5,258.64 : x
  2. Step 2: Convert to fraction form
    8,134.95/11,225.79 = 5,258.64/x
  3. Step 3: Cross multiply
    8,134.95x = 11,225.79 × 5,258.64
  4. Step 4: Simplify right side
    8,134.95x = 59,032,388.33
  5. Step 5: Solve for x
    x = 59,032,388.33/8,134.95
  6. Step 6: Final answer
    x = 7,256.64

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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.