Home / 8,258.26-11,393.42-5,427.18

Finding the Fourth Proportional to 8,258.26, 11,393.42 and 5,427.18

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Solution

The fourth proportional to 8,258.26, 11,393.42 and 5,427.18 is: 7,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.26 : 11,393.42 = 5,427.18 : x
  2. Step 2: Convert to fraction form
    8,258.26/11,393.42 = 5,427.18/x
  3. Step 3: Cross multiply
    8,258.26x = 11,393.42 × 5,427.18
  4. Step 4: Simplify right side
    8,258.26x = 61,834,085.79
  5. Step 5: Solve for x
    x = 61,834,085.79/8,258.26
  6. Step 6: Final answer
    x = 7,487.54

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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.