Home / 10,001.26-15,003.51-3,075.76

Finding the Fourth Proportional to 10,001.26, 15,003.51 and 3,075.76

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Solution

The fourth proportional to 10,001.26, 15,003.51 and 3,075.76 is: 4,614.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.26 : 15,003.51 = 3,075.76 : x
  2. Step 2: Convert to fraction form
    10,001.26/15,003.51 = 3,075.76/x
  3. Step 3: Cross multiply
    10,001.26x = 15,003.51 × 3,075.76
  4. Step 4: Simplify right side
    10,001.26x = 46,147,195.92
  5. Step 5: Solve for x
    x = 46,147,195.92/10,001.26
  6. Step 6: Final answer
    x = 4,614.14

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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.