Home / 2,425.75-3,344.15-2,051.23

Finding the Fourth Proportional to 2,425.75, 3,344.15 and 2,051.23

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Solution

The fourth proportional to 2,425.75, 3,344.15 and 2,051.23 is: 2,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.75 : 3,344.15 = 2,051.23 : x
  2. Step 2: Convert to fraction form
    2,425.75/3,344.15 = 2,051.23/x
  3. Step 3: Cross multiply
    2,425.75x = 3,344.15 × 2,051.23
  4. Step 4: Simplify right side
    2,425.75x = 6,859,602.19
  5. Step 5: Solve for x
    x = 6,859,602.19/2,425.75
  6. Step 6: Final answer
    x = 2,827.83

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Half scale
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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.