Home / 2,905.59-4,357.74-1,424.82

Finding the Fourth Proportional to 2,905.59, 4,357.74 and 1,424.82

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Solution

The fourth proportional to 2,905.59, 4,357.74 and 1,424.82 is: 2,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.59 : 4,357.74 = 1,424.82 : x
  2. Step 2: Convert to fraction form
    2,905.59/4,357.74 = 1,424.82/x
  3. Step 3: Cross multiply
    2,905.59x = 4,357.74 × 1,424.82
  4. Step 4: Simplify right side
    2,905.59x = 6,208,995.11
  5. Step 5: Solve for x
    x = 6,208,995.11/2,905.59
  6. Step 6: Final answer
    x = 2,136.91

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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.