Home / 11,206.84-16,815.92-4,637.74

Finding the Fourth Proportional to 11,206.84, 16,815.92 and 4,637.74

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Solution

The fourth proportional to 11,206.84, 16,815.92 and 4,637.74 is: 6,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.84 : 16,815.92 = 4,637.74 : x
  2. Step 2: Convert to fraction form
    11,206.84/16,815.92 = 4,637.74/x
  3. Step 3: Cross multiply
    11,206.84x = 16,815.92 × 4,637.74
  4. Step 4: Simplify right side
    11,206.84x = 77,987,864.82
  5. Step 5: Solve for x
    x = 77,987,864.82/11,206.84
  6. Step 6: Final answer
    x = 6,958.95

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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.