Home / 11,037.60-16,554.96-3,139.56

Finding the Fourth Proportional to 11,037.60, 16,554.96 and 3,139.56

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Solution

The fourth proportional to 11,037.60, 16,554.96 and 3,139.56 is: 4,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.60 : 16,554.96 = 3,139.56 : x
  2. Step 2: Convert to fraction form
    11,037.60/16,554.96 = 3,139.56/x
  3. Step 3: Cross multiply
    11,037.60x = 16,554.96 × 3,139.56
  4. Step 4: Simplify right side
    11,037.60x = 51,975,290.22
  5. Step 5: Solve for x
    x = 51,975,290.22/11,037.60
  6. Step 6: Final answer
    x = 4,708.93

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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.