Home / 7,270.42-10,905.96-2,340.10

Finding the Fourth Proportional to 7,270.42, 10,905.96 and 2,340.10

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Solution

The fourth proportional to 7,270.42, 10,905.96 and 2,340.10 is: 3,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.42 : 10,905.96 = 2,340.10 : x
  2. Step 2: Convert to fraction form
    7,270.42/10,905.96 = 2,340.10/x
  3. Step 3: Cross multiply
    7,270.42x = 10,905.96 × 2,340.10
  4. Step 4: Simplify right side
    7,270.42x = 25,521,037.00
  5. Step 5: Solve for x
    x = 25,521,037.00/7,270.42
  6. Step 6: Final answer
    x = 3,510.26

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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.