Home / 10,281.14-15,419.35-3,259.85

Finding the Fourth Proportional to 10,281.14, 15,419.35 and 3,259.85

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Solution

The fourth proportional to 10,281.14, 15,419.35 and 3,259.85 is: 4,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.14 : 15,419.35 = 3,259.85 : x
  2. Step 2: Convert to fraction form
    10,281.14/15,419.35 = 3,259.85/x
  3. Step 3: Cross multiply
    10,281.14x = 15,419.35 × 3,259.85
  4. Step 4: Simplify right side
    10,281.14x = 50,264,798.50
  5. Step 5: Solve for x
    x = 50,264,798.50/10,281.14
  6. Step 6: Final answer
    x = 4,889.03

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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.