Home / 5,023.15-6,931.87-2,785.03

Finding the Fourth Proportional to 5,023.15, 6,931.87 and 2,785.03

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Solution

The fourth proportional to 5,023.15, 6,931.87 and 2,785.03 is: 3,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.15 : 6,931.87 = 2,785.03 : x
  2. Step 2: Convert to fraction form
    5,023.15/6,931.87 = 2,785.03/x
  3. Step 3: Cross multiply
    5,023.15x = 6,931.87 × 2,785.03
  4. Step 4: Simplify right side
    5,023.15x = 19,305,465.91
  5. Step 5: Solve for x
    x = 19,305,465.91/5,023.15
  6. Step 6: Final answer
    x = 3,843.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.