Home / 5,039.67-6,954.75-2,801.55

Finding the Fourth Proportional to 5,039.67, 6,954.75 and 2,801.55

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Solution

The fourth proportional to 5,039.67, 6,954.75 and 2,801.55 is: 3,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.67 : 6,954.75 = 2,801.55 : x
  2. Step 2: Convert to fraction form
    5,039.67/6,954.75 = 2,801.55/x
  3. Step 3: Cross multiply
    5,039.67x = 6,954.75 × 2,801.55
  4. Step 4: Simplify right side
    5,039.67x = 19,484,079.86
  5. Step 5: Solve for x
    x = 19,484,079.86/5,039.67
  6. Step 6: Final answer
    x = 3,866.14

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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.