Home / 11,036.80-16,555.38-3,246.40

Finding the Fourth Proportional to 11,036.80, 16,555.38 and 3,246.40

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Solution

The fourth proportional to 11,036.80, 16,555.38 and 3,246.40 is: 4,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.80 : 16,555.38 = 3,246.40 : x
  2. Step 2: Convert to fraction form
    11,036.80/16,555.38 = 3,246.40/x
  3. Step 3: Cross multiply
    11,036.80x = 16,555.38 × 3,246.40
  4. Step 4: Simplify right side
    11,036.80x = 53,745,385.63
  5. Step 5: Solve for x
    x = 53,745,385.63/11,036.80
  6. Step 6: Final answer
    x = 4,869.65

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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.