Home / 7,215.23-10,822.93-2,535.38

Finding the Fourth Proportional to 7,215.23, 10,822.93 and 2,535.38

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Solution

The fourth proportional to 7,215.23, 10,822.93 and 2,535.38 is: 3,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215.23 : 10,822.93 = 2,535.38 : x
  2. Step 2: Convert to fraction form
    7,215.23/10,822.93 = 2,535.38/x
  3. Step 3: Cross multiply
    7,215.23x = 10,822.93 × 2,535.38
  4. Step 4: Simplify right side
    7,215.23x = 27,440,219.54
  5. Step 5: Solve for x
    x = 27,440,219.54/7,215.23
  6. Step 6: Final answer
    x = 3,803.10

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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.