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Finding the Fourth Proportional to 5,012.76, 6,918.27 and 3,024.45

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Solution

The fourth proportional to 5,012.76, 6,918.27 and 3,024.45 is: 4,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.76 : 6,918.27 = 3,024.45 : x
  2. Step 2: Convert to fraction form
    5,012.76/6,918.27 = 3,024.45/x
  3. Step 3: Cross multiply
    5,012.76x = 6,918.27 × 3,024.45
  4. Step 4: Simplify right side
    5,012.76x = 20,923,961.70
  5. Step 5: Solve for x
    x = 20,923,961.70/5,012.76
  6. Step 6: Final answer
    x = 4,174.14

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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.