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Finding the Fourth Proportional to 5,269.99, 7,898.98 and 1,759.17

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Solution

The fourth proportional to 5,269.99, 7,898.98 and 1,759.17 is: 2,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.99 : 7,898.98 = 1,759.17 : x
  2. Step 2: Convert to fraction form
    5,269.99/7,898.98 = 1,759.17/x
  3. Step 3: Cross multiply
    5,269.99x = 7,898.98 × 1,759.17
  4. Step 4: Simplify right side
    5,269.99x = 13,895,648.65
  5. Step 5: Solve for x
    x = 13,895,648.65/5,269.99
  6. Step 6: Final answer
    x = 2,636.75

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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.