Home / 2,950.50-4,425.75-1,219.17

Finding the Fourth Proportional to 2,950.50, 4,425.75 and 1,219.17

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Solution

The fourth proportional to 2,950.50, 4,425.75 and 1,219.17 is: 1,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.50 : 4,425.75 = 1,219.17 : x
  2. Step 2: Convert to fraction form
    2,950.50/4,425.75 = 1,219.17/x
  3. Step 3: Cross multiply
    2,950.50x = 4,425.75 × 1,219.17
  4. Step 4: Simplify right side
    2,950.50x = 5,395,741.63
  5. Step 5: Solve for x
    x = 5,395,741.63/2,950.50
  6. Step 6: Final answer
    x = 1,828.76

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Double scale
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Similar ratio
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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.