Home / 3,109.80-4,658.52-2,014.92

Finding the Fourth Proportional to 3,109.80, 4,658.52 and 2,014.92

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Solution

The fourth proportional to 3,109.80, 4,658.52 and 2,014.92 is: 3,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.80 : 4,658.52 = 2,014.92 : x
  2. Step 2: Convert to fraction form
    3,109.80/4,658.52 = 2,014.92/x
  3. Step 3: Cross multiply
    3,109.80x = 4,658.52 × 2,014.92
  4. Step 4: Simplify right side
    3,109.80x = 9,386,545.12
  5. Step 5: Solve for x
    x = 9,386,545.12/3,109.80
  6. Step 6: Final answer
    x = 3,018.38

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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.