Home / 2,634.14-3,946.56-2,478.08

Finding the Fourth Proportional to 2,634.14, 3,946.56 and 2,478.08

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Solution

The fourth proportional to 2,634.14, 3,946.56 and 2,478.08 is: 3,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.14 : 3,946.56 = 2,478.08 : x
  2. Step 2: Convert to fraction form
    2,634.14/3,946.56 = 2,478.08/x
  3. Step 3: Cross multiply
    2,634.14x = 3,946.56 × 2,478.08
  4. Step 4: Simplify right side
    2,634.14x = 9,779,891.40
  5. Step 5: Solve for x
    x = 9,779,891.40/2,634.14
  6. Step 6: Final answer
    x = 3,712.75

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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.