Home / 2,284.20-3,166.55-2,159.46

Finding the Fourth Proportional to 2,284.20, 3,166.55 and 2,159.46

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Solution

The fourth proportional to 2,284.20, 3,166.55 and 2,159.46 is: 2,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.20 : 3,166.55 = 2,159.46 : x
  2. Step 2: Convert to fraction form
    2,284.20/3,166.55 = 2,159.46/x
  3. Step 3: Cross multiply
    2,284.20x = 3,166.55 × 2,159.46
  4. Step 4: Simplify right side
    2,284.20x = 6,838,038.06
  5. Step 5: Solve for x
    x = 6,838,038.06/2,284.20
  6. Step 6: Final answer
    x = 2,993.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.