Home / 4,012.86-5,539.14-2,758.07

Finding the Fourth Proportional to 4,012.86, 5,539.14 and 2,758.07

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Solution

The fourth proportional to 4,012.86, 5,539.14 and 2,758.07 is: 3,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.86 : 5,539.14 = 2,758.07 : x
  2. Step 2: Convert to fraction form
    4,012.86/5,539.14 = 2,758.07/x
  3. Step 3: Cross multiply
    4,012.86x = 5,539.14 × 2,758.07
  4. Step 4: Simplify right side
    4,012.86x = 15,277,335.86
  5. Step 5: Solve for x
    x = 15,277,335.86/4,012.86
  6. Step 6: Final answer
    x = 3,807.09

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1.5x scale

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.