Home / 7,864.16-11,794.98-2,020.46

Finding the Fourth Proportional to 7,864.16, 11,794.98 and 2,020.46

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Solution

The fourth proportional to 7,864.16, 11,794.98 and 2,020.46 is: 3,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.16 : 11,794.98 = 2,020.46 : x
  2. Step 2: Convert to fraction form
    7,864.16/11,794.98 = 2,020.46/x
  3. Step 3: Cross multiply
    7,864.16x = 11,794.98 × 2,020.46
  4. Step 4: Simplify right side
    7,864.16x = 23,831,285.29
  5. Step 5: Solve for x
    x = 23,831,285.29/7,864.16
  6. Step 6: Final answer
    x = 3,030.37

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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.