Home / 4,281.60-6,418.08-2,637.84

Finding the Fourth Proportional to 4,281.60, 6,418.08 and 2,637.84

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Solution

The fourth proportional to 4,281.60, 6,418.08 and 2,637.84 is: 3,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.60 : 6,418.08 = 2,637.84 : x
  2. Step 2: Convert to fraction form
    4,281.60/6,418.08 = 2,637.84/x
  3. Step 3: Cross multiply
    4,281.60x = 6,418.08 × 2,637.84
  4. Step 4: Simplify right side
    4,281.60x = 16,929,868.15
  5. Step 5: Solve for x
    x = 16,929,868.15/4,281.60
  6. Step 6: Final answer
    x = 3,954.10

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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.