Home / 3,594.23-5,389.43-3,178.77

Finding the Fourth Proportional to 3,594.23, 5,389.43 and 3,178.77

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Solution

The fourth proportional to 3,594.23, 5,389.43 and 3,178.77 is: 4,766.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.23 : 5,389.43 = 3,178.77 : x
  2. Step 2: Convert to fraction form
    3,594.23/5,389.43 = 3,178.77/x
  3. Step 3: Cross multiply
    3,594.23x = 5,389.43 × 3,178.77
  4. Step 4: Simplify right side
    3,594.23x = 17,131,766.35
  5. Step 5: Solve for x
    x = 17,131,766.35/3,594.23
  6. Step 6: Final answer
    x = 4,766.46

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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.