Home / 1,656.33-2,479.60-1,491.09

Finding the Fourth Proportional to 1,656.33, 2,479.60 and 1,491.09

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Solution

The fourth proportional to 1,656.33, 2,479.60 and 1,491.09 is: 2,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.33 : 2,479.60 = 1,491.09 : x
  2. Step 2: Convert to fraction form
    1,656.33/2,479.60 = 1,491.09/x
  3. Step 3: Cross multiply
    1,656.33x = 2,479.60 × 1,491.09
  4. Step 4: Simplify right side
    1,656.33x = 3,697,306.76
  5. Step 5: Solve for x
    x = 3,697,306.76/1,656.33
  6. Step 6: Final answer
    x = 2,232.23

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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.