Home / 11,197.08-15,452.12-6,417.23

Finding the Fourth Proportional to 11,197.08, 15,452.12 and 6,417.23

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Solution

The fourth proportional to 11,197.08, 15,452.12 and 6,417.23 is: 8,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.08 : 15,452.12 = 6,417.23 : x
  2. Step 2: Convert to fraction form
    11,197.08/15,452.12 = 6,417.23/x
  3. Step 3: Cross multiply
    11,197.08x = 15,452.12 × 6,417.23
  4. Step 4: Simplify right side
    11,197.08x = 99,159,698.68
  5. Step 5: Solve for x
    x = 99,159,698.68/11,197.08
  6. Step 6: Final answer
    x = 8,855.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.