Home / 10,395.20-15,601.08-5,467.72

Finding the Fourth Proportional to 10,395.20, 15,601.08 and 5,467.72

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Solution

The fourth proportional to 10,395.20, 15,601.08 and 5,467.72 is: 8,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.20 : 15,601.08 = 5,467.72 : x
  2. Step 2: Convert to fraction form
    10,395.20/15,601.08 = 5,467.72/x
  3. Step 3: Cross multiply
    10,395.20x = 15,601.08 × 5,467.72
  4. Step 4: Simplify right side
    10,395.20x = 85,302,337.14
  5. Step 5: Solve for x
    x = 85,302,337.14/10,395.20
  6. Step 6: Final answer
    x = 8,205.94

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1.5x scale

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.