Home / 4,091.70-5,646.87-2,323.74

Finding the Fourth Proportional to 4,091.70, 5,646.87 and 2,323.74

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Solution

The fourth proportional to 4,091.70, 5,646.87 and 2,323.74 is: 3,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.70 : 5,646.87 = 2,323.74 : x
  2. Step 2: Convert to fraction form
    4,091.70/5,646.87 = 2,323.74/x
  3. Step 3: Cross multiply
    4,091.70x = 5,646.87 × 2,323.74
  4. Step 4: Simplify right side
    4,091.70x = 13,121,857.69
  5. Step 5: Solve for x
    x = 13,121,857.69/4,091.70
  6. Step 6: Final answer
    x = 3,206.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.