Home / 10,259.63-15,375.40-5,573.51

Finding the Fourth Proportional to 10,259.63, 15,375.40 and 5,573.51

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Solution

The fourth proportional to 10,259.63, 15,375.40 and 5,573.51 is: 8,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.63 : 15,375.40 = 5,573.51 : x
  2. Step 2: Convert to fraction form
    10,259.63/15,375.40 = 5,573.51/x
  3. Step 3: Cross multiply
    10,259.63x = 15,375.40 × 5,573.51
  4. Step 4: Simplify right side
    10,259.63x = 85,694,945.65
  5. Step 5: Solve for x
    x = 85,694,945.65/10,259.63
  6. Step 6: Final answer
    x = 8,352.64

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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.