Home / 4,340.58-6,511.17-2,148.72

Finding the Fourth Proportional to 4,340.58, 6,511.17 and 2,148.72

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Solution

The fourth proportional to 4,340.58, 6,511.17 and 2,148.72 is: 3,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.58 : 6,511.17 = 2,148.72 : x
  2. Step 2: Convert to fraction form
    4,340.58/6,511.17 = 2,148.72/x
  3. Step 3: Cross multiply
    4,340.58x = 6,511.17 × 2,148.72
  4. Step 4: Simplify right side
    4,340.58x = 13,990,652.76
  5. Step 5: Solve for x
    x = 13,990,652.76/4,340.58
  6. Step 6: Final answer
    x = 3,223.22

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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.