Home / 3,084.68-4,257.95-1,826.18

Finding the Fourth Proportional to 3,084.68, 4,257.95 and 1,826.18

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Solution

The fourth proportional to 3,084.68, 4,257.95 and 1,826.18 is: 2,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.68 : 4,257.95 = 1,826.18 : x
  2. Step 2: Convert to fraction form
    3,084.68/4,257.95 = 1,826.18/x
  3. Step 3: Cross multiply
    3,084.68x = 4,257.95 × 1,826.18
  4. Step 4: Simplify right side
    3,084.68x = 7,775,752.71
  5. Step 5: Solve for x
    x = 7,775,752.71/3,084.68
  6. Step 6: Final answer
    x = 2,520.76

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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.