Home / 10,047.91-15,075.48-3,474.76

Finding the Fourth Proportional to 10,047.91, 15,075.48 and 3,474.76

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Solution

The fourth proportional to 10,047.91, 15,075.48 and 3,474.76 is: 5,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.91 : 15,075.48 = 3,474.76 : x
  2. Step 2: Convert to fraction form
    10,047.91/15,075.48 = 3,474.76/x
  3. Step 3: Cross multiply
    10,047.91x = 15,075.48 × 3,474.76
  4. Step 4: Simplify right side
    10,047.91x = 52,383,674.88
  5. Step 5: Solve for x
    x = 52,383,674.88/10,047.91
  6. Step 6: Final answer
    x = 5,213.39

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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.