Home / 2,282.19-3,429.69-1,357.91

Finding the Fourth Proportional to 2,282.19, 3,429.69 and 1,357.91

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Solution

The fourth proportional to 2,282.19, 3,429.69 and 1,357.91 is: 2,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.19 : 3,429.69 = 1,357.91 : x
  2. Step 2: Convert to fraction form
    2,282.19/3,429.69 = 1,357.91/x
  3. Step 3: Cross multiply
    2,282.19x = 3,429.69 × 1,357.91
  4. Step 4: Simplify right side
    2,282.19x = 4,657,210.35
  5. Step 5: Solve for x
    x = 4,657,210.35/2,282.19
  6. Step 6: Final answer
    x = 2,040.68

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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.