Home / 3,496.74-5,242.85-1,854.06

Finding the Fourth Proportional to 3,496.74, 5,242.85 and 1,854.06

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Solution

The fourth proportional to 3,496.74, 5,242.85 and 1,854.06 is: 2,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.74 : 5,242.85 = 1,854.06 : x
  2. Step 2: Convert to fraction form
    3,496.74/5,242.85 = 1,854.06/x
  3. Step 3: Cross multiply
    3,496.74x = 5,242.85 × 1,854.06
  4. Step 4: Simplify right side
    3,496.74x = 9,720,558.47
  5. Step 5: Solve for x
    x = 9,720,558.47/3,496.74
  6. Step 6: Final answer
    x = 2,779.89

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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.