Home / 4,005.57-6,002.01-2,904.78

Finding the Fourth Proportional to 4,005.57, 6,002.01 and 2,904.78

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Solution

The fourth proportional to 4,005.57, 6,002.01 and 2,904.78 is: 4,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.57 : 6,002.01 = 2,904.78 : x
  2. Step 2: Convert to fraction form
    4,005.57/6,002.01 = 2,904.78/x
  3. Step 3: Cross multiply
    4,005.57x = 6,002.01 × 2,904.78
  4. Step 4: Simplify right side
    4,005.57x = 17,434,518.61
  5. Step 5: Solve for x
    x = 17,434,518.61/4,005.57
  6. Step 6: Final answer
    x = 4,352.57

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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.