Home / 4,289.87-5,920.25-2,611.01

Finding the Fourth Proportional to 4,289.87, 5,920.25 and 2,611.01

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Solution

The fourth proportional to 4,289.87, 5,920.25 and 2,611.01 is: 3,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.87 : 5,920.25 = 2,611.01 : x
  2. Step 2: Convert to fraction form
    4,289.87/5,920.25 = 2,611.01/x
  3. Step 3: Cross multiply
    4,289.87x = 5,920.25 × 2,611.01
  4. Step 4: Simplify right side
    4,289.87x = 15,457,789.30
  5. Step 5: Solve for x
    x = 15,457,789.30/4,289.87
  6. Step 6: Final answer
    x = 3,603.33

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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.