Home / 7,260.36-10,019.28-4,116.54

Finding the Fourth Proportional to 7,260.36, 10,019.28 and 4,116.54

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Solution

The fourth proportional to 7,260.36, 10,019.28 and 4,116.54 is: 5,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.36 : 10,019.28 = 4,116.54 : x
  2. Step 2: Convert to fraction form
    7,260.36/10,019.28 = 4,116.54/x
  3. Step 3: Cross multiply
    7,260.36x = 10,019.28 × 4,116.54
  4. Step 4: Simplify right side
    7,260.36x = 41,244,766.89
  5. Step 5: Solve for x
    x = 41,244,766.89/7,260.36
  6. Step 6: Final answer
    x = 5,680.82

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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.