Home / 5,193.78-7,777.94-4,694.55

Finding the Fourth Proportional to 5,193.78, 7,777.94 and 4,694.55

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Solution

The fourth proportional to 5,193.78, 7,777.94 and 4,694.55 is: 7,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.78 : 7,777.94 = 4,694.55 : x
  2. Step 2: Convert to fraction form
    5,193.78/7,777.94 = 4,694.55/x
  3. Step 3: Cross multiply
    5,193.78x = 7,777.94 × 4,694.55
  4. Step 4: Simplify right side
    5,193.78x = 36,513,904.75
  5. Step 5: Solve for x
    x = 36,513,904.75/5,193.78
  6. Step 6: Final answer
    x = 7,030.31

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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.