Home / 2,710.55-4,067.54-1,478.74

Finding the Fourth Proportional to 2,710.55, 4,067.54 and 1,478.74

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Solution

The fourth proportional to 2,710.55, 4,067.54 and 1,478.74 is: 2,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.55 : 4,067.54 = 1,478.74 : x
  2. Step 2: Convert to fraction form
    2,710.55/4,067.54 = 1,478.74/x
  3. Step 3: Cross multiply
    2,710.55x = 4,067.54 × 1,478.74
  4. Step 4: Simplify right side
    2,710.55x = 6,014,834.10
  5. Step 5: Solve for x
    x = 6,014,834.10/2,710.55
  6. Step 6: Final answer
    x = 2,219.05

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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.