Home / 5,043.77-7,555.63-3,942.98

Finding the Fourth Proportional to 5,043.77, 7,555.63 and 3,942.98

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Solution

The fourth proportional to 5,043.77, 7,555.63 and 3,942.98 is: 5,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.77 : 7,555.63 = 3,942.98 : x
  2. Step 2: Convert to fraction form
    5,043.77/7,555.63 = 3,942.98/x
  3. Step 3: Cross multiply
    5,043.77x = 7,555.63 × 3,942.98
  4. Step 4: Simplify right side
    5,043.77x = 29,791,686.07
  5. Step 5: Solve for x
    x = 29,791,686.07/5,043.77
  6. Step 6: Final answer
    x = 5,906.63

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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.