Home / 2,511.47-3,464.72-1,765.91

Finding the Fourth Proportional to 2,511.47, 3,464.72 and 1,765.91

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Solution

The fourth proportional to 2,511.47, 3,464.72 and 1,765.91 is: 2,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.47 : 3,464.72 = 1,765.91 : x
  2. Step 2: Convert to fraction form
    2,511.47/3,464.72 = 1,765.91/x
  3. Step 3: Cross multiply
    2,511.47x = 3,464.72 × 1,765.91
  4. Step 4: Simplify right side
    2,511.47x = 6,118,383.70
  5. Step 5: Solve for x
    x = 6,118,383.70/2,511.47
  6. Step 6: Final answer
    x = 2,436.18

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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.