Home / 11,258.16-16,883.76-4,239.18

Finding the Fourth Proportional to 11,258.16, 16,883.76 and 4,239.18

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Solution

The fourth proportional to 11,258.16, 16,883.76 and 4,239.18 is: 6,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.16 : 16,883.76 = 4,239.18 : x
  2. Step 2: Convert to fraction form
    11,258.16/16,883.76 = 4,239.18/x
  3. Step 3: Cross multiply
    11,258.16x = 16,883.76 × 4,239.18
  4. Step 4: Simplify right side
    11,258.16x = 71,573,297.72
  5. Step 5: Solve for x
    x = 71,573,297.72/11,258.16
  6. Step 6: Final answer
    x = 6,357.46

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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.