Home / 4,819.40-6,645.02-4,023.87

Finding the Fourth Proportional to 4,819.40, 6,645.02 and 4,023.87

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Solution

The fourth proportional to 4,819.40, 6,645.02 and 4,023.87 is: 5,548.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.40 : 6,645.02 = 4,023.87 : x
  2. Step 2: Convert to fraction form
    4,819.40/6,645.02 = 4,023.87/x
  3. Step 3: Cross multiply
    4,819.40x = 6,645.02 × 4,023.87
  4. Step 4: Simplify right side
    4,819.40x = 26,738,696.63
  5. Step 5: Solve for x
    x = 26,738,696.63/4,819.40
  6. Step 6: Final answer
    x = 5,548.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.