Home / 7,243.34-10,864.10-2,312.57

Finding the Fourth Proportional to 7,243.34, 10,864.10 and 2,312.57

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Solution

The fourth proportional to 7,243.34, 10,864.10 and 2,312.57 is: 3,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.34 : 10,864.10 = 2,312.57 : x
  2. Step 2: Convert to fraction form
    7,243.34/10,864.10 = 2,312.57/x
  3. Step 3: Cross multiply
    7,243.34x = 10,864.10 × 2,312.57
  4. Step 4: Simplify right side
    7,243.34x = 25,123,925.85
  5. Step 5: Solve for x
    x = 25,123,925.85/7,243.34
  6. Step 6: Final answer
    x = 3,468.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.