Home / 3,055.93-4,217.19-1,658.68

Finding the Fourth Proportional to 3,055.93, 4,217.19 and 1,658.68

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Solution

The fourth proportional to 3,055.93, 4,217.19 and 1,658.68 is: 2,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.93 : 4,217.19 = 1,658.68 : x
  2. Step 2: Convert to fraction form
    3,055.93/4,217.19 = 1,658.68/x
  3. Step 3: Cross multiply
    3,055.93x = 4,217.19 × 1,658.68
  4. Step 4: Simplify right side
    3,055.93x = 6,994,964.56
  5. Step 5: Solve for x
    x = 6,994,964.56/3,055.93
  6. Step 6: Final answer
    x = 2,288.98

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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.