Home / 10,375.98-15,564.66-2,980.27

Finding the Fourth Proportional to 10,375.98, 15,564.66 and 2,980.27

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Solution

The fourth proportional to 10,375.98, 15,564.66 and 2,980.27 is: 4,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.98 : 15,564.66 = 2,980.27 : x
  2. Step 2: Convert to fraction form
    10,375.98/15,564.66 = 2,980.27/x
  3. Step 3: Cross multiply
    10,375.98x = 15,564.66 × 2,980.27
  4. Step 4: Simplify right side
    10,375.98x = 46,386,889.26
  5. Step 5: Solve for x
    x = 46,386,889.26/10,375.98
  6. Step 6: Final answer
    x = 4,470.60

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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.