Home / 5,023.77-7,529.61-1,858.68

Finding the Fourth Proportional to 5,023.77, 7,529.61 and 1,858.68

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Solution

The fourth proportional to 5,023.77, 7,529.61 and 1,858.68 is: 2,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.77 : 7,529.61 = 1,858.68 : x
  2. Step 2: Convert to fraction form
    5,023.77/7,529.61 = 1,858.68/x
  3. Step 3: Cross multiply
    5,023.77x = 7,529.61 × 1,858.68
  4. Step 4: Simplify right side
    5,023.77x = 13,995,171.70
  5. Step 5: Solve for x
    x = 13,995,171.70/5,023.77
  6. Step 6: Final answer
    x = 2,785.79

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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.