Home / 2,878.46-4,317.61-2,013.34

Finding the Fourth Proportional to 2,878.46, 4,317.61 and 2,013.34

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Solution

The fourth proportional to 2,878.46, 4,317.61 and 2,013.34 is: 3,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878.46 : 4,317.61 = 2,013.34 : x
  2. Step 2: Convert to fraction form
    2,878.46/4,317.61 = 2,013.34/x
  3. Step 3: Cross multiply
    2,878.46x = 4,317.61 × 2,013.34
  4. Step 4: Simplify right side
    2,878.46x = 8,692,816.92
  5. Step 5: Solve for x
    x = 8,692,816.92/2,878.46
  6. Step 6: Final answer
    x = 3,019.95

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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.