Home / 5,258.35-7,256.96-3,020.66

Finding the Fourth Proportional to 5,258.35, 7,256.96 and 3,020.66

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Solution

The fourth proportional to 5,258.35, 7,256.96 and 3,020.66 is: 4,168.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.35 : 7,256.96 = 3,020.66 : x
  2. Step 2: Convert to fraction form
    5,258.35/7,256.96 = 3,020.66/x
  3. Step 3: Cross multiply
    5,258.35x = 7,256.96 × 3,020.66
  4. Step 4: Simplify right side
    5,258.35x = 21,920,795.95
  5. Step 5: Solve for x
    x = 21,920,795.95/5,258.35
  6. Step 6: Final answer
    x = 4,168.76

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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.