Home / 5,009.46-6,913.14-2,771.28

Finding the Fourth Proportional to 5,009.46, 6,913.14 and 2,771.28

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Solution

The fourth proportional to 5,009.46, 6,913.14 and 2,771.28 is: 3,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.46 : 6,913.14 = 2,771.28 : x
  2. Step 2: Convert to fraction form
    5,009.46/6,913.14 = 2,771.28/x
  3. Step 3: Cross multiply
    5,009.46x = 6,913.14 × 2,771.28
  4. Step 4: Simplify right side
    5,009.46x = 19,158,246.62
  5. Step 5: Solve for x
    x = 19,158,246.62/5,009.46
  6. Step 6: Final answer
    x = 3,824.41

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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.