Home / 4,290.48-6,432.68-1,824.03

Finding the Fourth Proportional to 4,290.48, 6,432.68 and 1,824.03

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Solution

The fourth proportional to 4,290.48, 6,432.68 and 1,824.03 is: 2,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.48 : 6,432.68 = 1,824.03 : x
  2. Step 2: Convert to fraction form
    4,290.48/6,432.68 = 1,824.03/x
  3. Step 3: Cross multiply
    4,290.48x = 6,432.68 × 1,824.03
  4. Step 4: Simplify right side
    4,290.48x = 11,733,405.86
  5. Step 5: Solve for x
    x = 11,733,405.86/4,290.48
  6. Step 6: Final answer
    x = 2,734.75

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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.