Home / 4,493.20-6,739.80-4,023.40

Finding the Fourth Proportional to 4,493.20, 6,739.80 and 4,023.40

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Solution

The fourth proportional to 4,493.20, 6,739.80 and 4,023.40 is: 6,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.20 : 6,739.80 = 4,023.40 : x
  2. Step 2: Convert to fraction form
    4,493.20/6,739.80 = 4,023.40/x
  3. Step 3: Cross multiply
    4,493.20x = 6,739.80 × 4,023.40
  4. Step 4: Simplify right side
    4,493.20x = 27,116,911.32
  5. Step 5: Solve for x
    x = 27,116,911.32/4,493.20
  6. Step 6: Final answer
    x = 6,035.10

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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.