Home / 11,205.78-16,808.67-4,624.72

Finding the Fourth Proportional to 11,205.78, 16,808.67 and 4,624.72

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Solution

The fourth proportional to 11,205.78, 16,808.67 and 4,624.72 is: 6,937.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.78 : 16,808.67 = 4,624.72 : x
  2. Step 2: Convert to fraction form
    11,205.78/16,808.67 = 4,624.72/x
  3. Step 3: Cross multiply
    11,205.78x = 16,808.67 × 4,624.72
  4. Step 4: Simplify right side
    11,205.78x = 77,735,392.32
  5. Step 5: Solve for x
    x = 77,735,392.32/11,205.78
  6. Step 6: Final answer
    x = 6,937.08

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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.