Home / 4,417.76-6,627.45-1,819.28

Finding the Fourth Proportional to 4,417.76, 6,627.45 and 1,819.28

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Solution

The fourth proportional to 4,417.76, 6,627.45 and 1,819.28 is: 2,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.76 : 6,627.45 = 1,819.28 : x
  2. Step 2: Convert to fraction form
    4,417.76/6,627.45 = 1,819.28/x
  3. Step 3: Cross multiply
    4,417.76x = 6,627.45 × 1,819.28
  4. Step 4: Simplify right side
    4,417.76x = 12,057,187.24
  5. Step 5: Solve for x
    x = 12,057,187.24/4,417.76
  6. Step 6: Final answer
    x = 2,729.25

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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.