Home / 2,789.66-4,184.58-1,035.10

Finding the Fourth Proportional to 2,789.66, 4,184.58 and 1,035.10

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Solution

The fourth proportional to 2,789.66, 4,184.58 and 1,035.10 is: 1,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.66 : 4,184.58 = 1,035.10 : x
  2. Step 2: Convert to fraction form
    2,789.66/4,184.58 = 1,035.10/x
  3. Step 3: Cross multiply
    2,789.66x = 4,184.58 × 1,035.10
  4. Step 4: Simplify right side
    2,789.66x = 4,331,458.76
  5. Step 5: Solve for x
    x = 4,331,458.76/2,789.66
  6. Step 6: Final answer
    x = 1,552.68

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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.