Home / 11,292.62-16,934.22-4,271.42

Finding the Fourth Proportional to 11,292.62, 16,934.22 and 4,271.42

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Solution

The fourth proportional to 11,292.62, 16,934.22 and 4,271.42 is: 6,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.62 : 16,934.22 = 4,271.42 : x
  2. Step 2: Convert to fraction form
    11,292.62/16,934.22 = 4,271.42/x
  3. Step 3: Cross multiply
    11,292.62x = 16,934.22 × 4,271.42
  4. Step 4: Simplify right side
    11,292.62x = 72,333,165.99
  5. Step 5: Solve for x
    x = 72,333,165.99/11,292.62
  6. Step 6: Final answer
    x = 6,405.35

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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.