Home / 7,239.02-10,857.96-3,343.46

Finding the Fourth Proportional to 7,239.02, 10,857.96 and 3,343.46

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Solution

The fourth proportional to 7,239.02, 10,857.96 and 3,343.46 is: 5,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.02 : 10,857.96 = 3,343.46 : x
  2. Step 2: Convert to fraction form
    7,239.02/10,857.96 = 3,343.46/x
  3. Step 3: Cross multiply
    7,239.02x = 10,857.96 × 3,343.46
  4. Step 4: Simplify right side
    7,239.02x = 36,303,154.94
  5. Step 5: Solve for x
    x = 36,303,154.94/7,239.02
  6. Step 6: Final answer
    x = 5,014.93

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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.