Home / 10,353.68-15,530.52-2,562.40

Finding the Fourth Proportional to 10,353.68, 15,530.52 and 2,562.40

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Solution

The fourth proportional to 10,353.68, 15,530.52 and 2,562.40 is: 3,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.68 : 15,530.52 = 2,562.40 : x
  2. Step 2: Convert to fraction form
    10,353.68/15,530.52 = 2,562.40/x
  3. Step 3: Cross multiply
    10,353.68x = 15,530.52 × 2,562.40
  4. Step 4: Simplify right side
    10,353.68x = 39,795,404.45
  5. Step 5: Solve for x
    x = 39,795,404.45/10,353.68
  6. Step 6: Final answer
    x = 3,843.60

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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.