Home / 5,020.07-7,521.19-4,282.16

Finding the Fourth Proportional to 5,020.07, 7,521.19 and 4,282.16

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Solution

The fourth proportional to 5,020.07, 7,521.19 and 4,282.16 is: 6,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.07 : 7,521.19 = 4,282.16 : x
  2. Step 2: Convert to fraction form
    5,020.07/7,521.19 = 4,282.16/x
  3. Step 3: Cross multiply
    5,020.07x = 7,521.19 × 4,282.16
  4. Step 4: Simplify right side
    5,020.07x = 32,206,890.66
  5. Step 5: Solve for x
    x = 32,206,890.66/5,020.07
  6. Step 6: Final answer
    x = 6,415.63

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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.