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Finding the Fourth Proportional to 1,594.99, 2,390.37 and 1,491.04

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Solution

The fourth proportional to 1,594.99, 2,390.37 and 1,491.04 is: 2,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.99 : 2,390.37 = 1,491.04 : x
  2. Step 2: Convert to fraction form
    1,594.99/2,390.37 = 1,491.04/x
  3. Step 3: Cross multiply
    1,594.99x = 2,390.37 × 1,491.04
  4. Step 4: Simplify right side
    1,594.99x = 3,564,137.28
  5. Step 5: Solve for x
    x = 3,564,137.28/1,594.99
  6. Step 6: Final answer
    x = 2,234.58

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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.