Home / 10,563.68-15,828.24-5,628.08

Finding the Fourth Proportional to 10,563.68, 15,828.24 and 5,628.08

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Solution

The fourth proportional to 10,563.68, 15,828.24 and 5,628.08 is: 8,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.68 : 15,828.24 = 5,628.08 : x
  2. Step 2: Convert to fraction form
    10,563.68/15,828.24 = 5,628.08/x
  3. Step 3: Cross multiply
    10,563.68x = 15,828.24 × 5,628.08
  4. Step 4: Simplify right side
    10,563.68x = 89,082,600.98
  5. Step 5: Solve for x
    x = 89,082,600.98/10,563.68
  6. Step 6: Final answer
    x = 8,432.91

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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.