Home / 2,228.60-3,336.65-1,679.06

Finding the Fourth Proportional to 2,228.60, 3,336.65 and 1,679.06

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Solution

The fourth proportional to 2,228.60, 3,336.65 and 1,679.06 is: 2,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.60 : 3,336.65 = 1,679.06 : x
  2. Step 2: Convert to fraction form
    2,228.60/3,336.65 = 1,679.06/x
  3. Step 3: Cross multiply
    2,228.60x = 3,336.65 × 1,679.06
  4. Step 4: Simplify right side
    2,228.60x = 5,602,423.06
  5. Step 5: Solve for x
    x = 5,602,423.06/2,228.60
  6. Step 6: Final answer
    x = 2,513.88

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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.