Home / 5,260.19-7,258.82-3,020.49

Finding the Fourth Proportional to 5,260.19, 7,258.82 and 3,020.49

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Solution

The fourth proportional to 5,260.19, 7,258.82 and 3,020.49 is: 4,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.19 : 7,258.82 = 3,020.49 : x
  2. Step 2: Convert to fraction form
    5,260.19/7,258.82 = 3,020.49/x
  3. Step 3: Cross multiply
    5,260.19x = 7,258.82 × 3,020.49
  4. Step 4: Simplify right side
    5,260.19x = 21,925,218.92
  5. Step 5: Solve for x
    x = 21,925,218.92/5,260.19
  6. Step 6: Final answer
    x = 4,168.14

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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.