Home / 2,300.99-3,448.61-1,812.11

Finding the Fourth Proportional to 2,300.99, 3,448.61 and 1,812.11

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Solution

The fourth proportional to 2,300.99, 3,448.61 and 1,812.11 is: 2,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.99 : 3,448.61 = 1,812.11 : x
  2. Step 2: Convert to fraction form
    2,300.99/3,448.61 = 1,812.11/x
  3. Step 3: Cross multiply
    2,300.99x = 3,448.61 × 1,812.11
  4. Step 4: Simplify right side
    2,300.99x = 6,249,251.61
  5. Step 5: Solve for x
    x = 6,249,251.61/2,300.99
  6. Step 6: Final answer
    x = 2,715.90

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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.