Home / 11,302.12-16,947.71-3,903.99

Finding the Fourth Proportional to 11,302.12, 16,947.71 and 3,903.99

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Solution

The fourth proportional to 11,302.12, 16,947.71 and 3,903.99 is: 5,854.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.12 : 16,947.71 = 3,903.99 : x
  2. Step 2: Convert to fraction form
    11,302.12/16,947.71 = 3,903.99/x
  3. Step 3: Cross multiply
    11,302.12x = 16,947.71 × 3,903.99
  4. Step 4: Simplify right side
    11,302.12x = 66,163,605.62
  5. Step 5: Solve for x
    x = 66,163,605.62/11,302.12
  6. Step 6: Final answer
    x = 5,854.09

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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.