Home / 4,208.60-5,807.61-2,320.09

Finding the Fourth Proportional to 4,208.60, 5,807.61 and 2,320.09

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Solution

The fourth proportional to 4,208.60, 5,807.61 and 2,320.09 is: 3,201.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.60 : 5,807.61 = 2,320.09 : x
  2. Step 2: Convert to fraction form
    4,208.60/5,807.61 = 2,320.09/x
  3. Step 3: Cross multiply
    4,208.60x = 5,807.61 × 2,320.09
  4. Step 4: Simplify right side
    4,208.60x = 13,474,143.05
  5. Step 5: Solve for x
    x = 13,474,143.05/4,208.60
  6. Step 6: Final answer
    x = 3,201.57

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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.