Home / 4,340.64-6,511.50-1,418.16

Finding the Fourth Proportional to 4,340.64, 6,511.50 and 1,418.16

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Solution

The fourth proportional to 4,340.64, 6,511.50 and 1,418.16 is: 2,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.64 : 6,511.50 = 1,418.16 : x
  2. Step 2: Convert to fraction form
    4,340.64/6,511.50 = 1,418.16/x
  3. Step 3: Cross multiply
    4,340.64x = 6,511.50 × 1,418.16
  4. Step 4: Simplify right side
    4,340.64x = 9,234,348.84
  5. Step 5: Solve for x
    x = 9,234,348.84/4,340.64
  6. Step 6: Final answer
    x = 2,127.42

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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.