Home / 3,545.33-4,899.30-2,659.60

Finding the Fourth Proportional to 3,545.33, 4,899.30 and 2,659.60

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Solution

The fourth proportional to 3,545.33, 4,899.30 and 2,659.60 is: 3,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.33 : 4,899.30 = 2,659.60 : x
  2. Step 2: Convert to fraction form
    3,545.33/4,899.30 = 2,659.60/x
  3. Step 3: Cross multiply
    3,545.33x = 4,899.30 × 2,659.60
  4. Step 4: Simplify right side
    3,545.33x = 13,030,187.68
  5. Step 5: Solve for x
    x = 13,030,187.68/3,545.33
  6. Step 6: Final answer
    x = 3,675.31

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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.