Home / 7,358.57-11,037.75-1,811.96

Finding the Fourth Proportional to 7,358.57, 11,037.75 and 1,811.96

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Solution

The fourth proportional to 7,358.57, 11,037.75 and 1,811.96 is: 2,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.57 : 11,037.75 = 1,811.96 : x
  2. Step 2: Convert to fraction form
    7,358.57/11,037.75 = 1,811.96/x
  3. Step 3: Cross multiply
    7,358.57x = 11,037.75 × 1,811.96
  4. Step 4: Simplify right side
    7,358.57x = 19,999,897.24
  5. Step 5: Solve for x
    x = 19,999,897.24/7,358.57
  6. Step 6: Final answer
    x = 2,717.91

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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.