Home / 3,005.70-4,508.52-2,491.62

Finding the Fourth Proportional to 3,005.70, 4,508.52 and 2,491.62

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Solution

The fourth proportional to 3,005.70, 4,508.52 and 2,491.62 is: 3,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.70 : 4,508.52 = 2,491.62 : x
  2. Step 2: Convert to fraction form
    3,005.70/4,508.52 = 2,491.62/x
  3. Step 3: Cross multiply
    3,005.70x = 4,508.52 × 2,491.62
  4. Step 4: Simplify right side
    3,005.70x = 11,233,518.60
  5. Step 5: Solve for x
    x = 11,233,518.60/3,005.70
  6. Step 6: Final answer
    x = 3,737.41

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1.5x scale

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.