Home / 11,209.59-16,808.31-4,631.58

Finding the Fourth Proportional to 11,209.59, 16,808.31 and 4,631.58

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Solution

The fourth proportional to 11,209.59, 16,808.31 and 4,631.58 is: 6,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.59 : 16,808.31 = 4,631.58 : x
  2. Step 2: Convert to fraction form
    11,209.59/16,808.31 = 4,631.58/x
  3. Step 3: Cross multiply
    11,209.59x = 16,808.31 × 4,631.58
  4. Step 4: Simplify right side
    11,209.59x = 77,849,032.43
  5. Step 5: Solve for x
    x = 77,849,032.43/11,209.59
  6. Step 6: Final answer
    x = 6,944.86

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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.