Home / 3,017.45-4,519.15-2,934.40

Finding the Fourth Proportional to 3,017.45, 4,519.15 and 2,934.40

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Solution

The fourth proportional to 3,017.45, 4,519.15 and 2,934.40 is: 4,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.45 : 4,519.15 = 2,934.40 : x
  2. Step 2: Convert to fraction form
    3,017.45/4,519.15 = 2,934.40/x
  3. Step 3: Cross multiply
    3,017.45x = 4,519.15 × 2,934.40
  4. Step 4: Simplify right side
    3,017.45x = 13,260,993.76
  5. Step 5: Solve for x
    x = 13,260,993.76/3,017.45
  6. Step 6: Final answer
    x = 4,394.77

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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.