Home / 2,511.07-3,465.65-1,449.02

Finding the Fourth Proportional to 2,511.07, 3,465.65 and 1,449.02

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Solution

The fourth proportional to 2,511.07, 3,465.65 and 1,449.02 is: 1,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.07 : 3,465.65 = 1,449.02 : x
  2. Step 2: Convert to fraction form
    2,511.07/3,465.65 = 1,449.02/x
  3. Step 3: Cross multiply
    2,511.07x = 3,465.65 × 1,449.02
  4. Step 4: Simplify right side
    2,511.07x = 5,021,808.45
  5. Step 5: Solve for x
    x = 5,021,808.45/2,511.07
  6. Step 6: Final answer
    x = 1,999.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.