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Finding the Fourth Proportional to 2,598.99, 3,898.49 and 750.11

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Solution

The fourth proportional to 2,598.99, 3,898.49 and 750.11 is: 1,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598.99 : 3,898.49 = 750.11 : x
  2. Step 2: Convert to fraction form
    2,598.99/3,898.49 = 750.11/x
  3. Step 3: Cross multiply
    2,598.99x = 3,898.49 × 750.11
  4. Step 4: Simplify right side
    2,598.99x = 2,924,292.58
  5. Step 5: Solve for x
    x = 2,924,292.58/2,598.99
  6. Step 6: Final answer
    x = 1,125.17

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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.