Home / 7,040.31-10,562.96-3,345.49

Finding the Fourth Proportional to 7,040.31, 10,562.96 and 3,345.49

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Solution

The fourth proportional to 7,040.31, 10,562.96 and 3,345.49 is: 5,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.31 : 10,562.96 = 3,345.49 : x
  2. Step 2: Convert to fraction form
    7,040.31/10,562.96 = 3,345.49/x
  3. Step 3: Cross multiply
    7,040.31x = 10,562.96 × 3,345.49
  4. Step 4: Simplify right side
    7,040.31x = 35,338,277.05
  5. Step 5: Solve for x
    x = 35,338,277.05/7,040.31
  6. Step 6: Final answer
    x = 5,019.42

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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.