Home / 5,116.44-7,678.44-3,476.28

Finding the Fourth Proportional to 5,116.44, 7,678.44 and 3,476.28

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Solution

The fourth proportional to 5,116.44, 7,678.44 and 3,476.28 is: 5,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.44 : 7,678.44 = 3,476.28 : x
  2. Step 2: Convert to fraction form
    5,116.44/7,678.44 = 3,476.28/x
  3. Step 3: Cross multiply
    5,116.44x = 7,678.44 × 3,476.28
  4. Step 4: Simplify right side
    5,116.44x = 26,692,407.40
  5. Step 5: Solve for x
    x = 26,692,407.40/5,116.44
  6. Step 6: Final answer
    x = 5,216.99

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1.5x scale

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.