Home / 2,700.79-4,042.78-1,465.13

Finding the Fourth Proportional to 2,700.79, 4,042.78 and 1,465.13

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Solution

The fourth proportional to 2,700.79, 4,042.78 and 1,465.13 is: 2,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.79 : 4,042.78 = 1,465.13 : x
  2. Step 2: Convert to fraction form
    2,700.79/4,042.78 = 1,465.13/x
  3. Step 3: Cross multiply
    2,700.79x = 4,042.78 × 1,465.13
  4. Step 4: Simplify right side
    2,700.79x = 5,923,198.26
  5. Step 5: Solve for x
    x = 5,923,198.26/2,700.79
  6. Step 6: Final answer
    x = 2,193.14

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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.