Home / 11,901.50-16,424.18-6,596.40

Finding the Fourth Proportional to 11,901.50, 16,424.18 and 6,596.40

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Solution

The fourth proportional to 11,901.50, 16,424.18 and 6,596.40 is: 9,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.50 : 16,424.18 = 6,596.40 : x
  2. Step 2: Convert to fraction form
    11,901.50/16,424.18 = 6,596.40/x
  3. Step 3: Cross multiply
    11,901.50x = 16,424.18 × 6,596.40
  4. Step 4: Simplify right side
    11,901.50x = 108,340,460.95
  5. Step 5: Solve for x
    x = 108,340,460.95/11,901.50
  6. Step 6: Final answer
    x = 9,103.09

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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.