Home / 5,755.02-7,942.18-3,516.38

Finding the Fourth Proportional to 5,755.02, 7,942.18 and 3,516.38

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Solution

The fourth proportional to 5,755.02, 7,942.18 and 3,516.38 is: 4,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.02 : 7,942.18 = 3,516.38 : x
  2. Step 2: Convert to fraction form
    5,755.02/7,942.18 = 3,516.38/x
  3. Step 3: Cross multiply
    5,755.02x = 7,942.18 × 3,516.38
  4. Step 4: Simplify right side
    5,755.02x = 27,927,722.91
  5. Step 5: Solve for x
    x = 27,927,722.91/5,755.02
  6. Step 6: Final answer
    x = 4,852.76

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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.