Home / 5,015.27-6,918.89-3,024.72

Finding the Fourth Proportional to 5,015.27, 6,918.89 and 3,024.72

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Solution

The fourth proportional to 5,015.27, 6,918.89 and 3,024.72 is: 4,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.27 : 6,918.89 = 3,024.72 : x
  2. Step 2: Convert to fraction form
    5,015.27/6,918.89 = 3,024.72/x
  3. Step 3: Cross multiply
    5,015.27x = 6,918.89 × 3,024.72
  4. Step 4: Simplify right side
    5,015.27x = 20,927,704.96
  5. Step 5: Solve for x
    x = 20,927,704.96/5,015.27
  6. Step 6: Final answer
    x = 4,172.80

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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.