Home / 3,496.77-5,240.70-1,854.09

Finding the Fourth Proportional to 3,496.77, 5,240.70 and 1,854.09

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Solution

The fourth proportional to 3,496.77, 5,240.70 and 1,854.09 is: 2,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.77 : 5,240.70 = 1,854.09 : x
  2. Step 2: Convert to fraction form
    3,496.77/5,240.70 = 1,854.09/x
  3. Step 3: Cross multiply
    3,496.77x = 5,240.70 × 1,854.09
  4. Step 4: Simplify right side
    3,496.77x = 9,716,729.46
  5. Step 5: Solve for x
    x = 9,716,729.46/3,496.77
  6. Step 6: Final answer
    x = 2,778.77

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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.