Home / 10,365.40-15,544.23-3,343.65

Finding the Fourth Proportional to 10,365.40, 15,544.23 and 3,343.65

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Solution

The fourth proportional to 10,365.40, 15,544.23 and 3,343.65 is: 5,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.40 : 15,544.23 = 3,343.65 : x
  2. Step 2: Convert to fraction form
    10,365.40/15,544.23 = 3,343.65/x
  3. Step 3: Cross multiply
    10,365.40x = 15,544.23 × 3,343.65
  4. Step 4: Simplify right side
    10,365.40x = 51,974,464.64
  5. Step 5: Solve for x
    x = 51,974,464.64/10,365.40
  6. Step 6: Final answer
    x = 5,014.23

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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.