Home / 1,484.55-2,227.20-1,297.71

Finding the Fourth Proportional to 1,484.55, 2,227.20 and 1,297.71

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Solution

The fourth proportional to 1,484.55, 2,227.20 and 1,297.71 is: 1,946.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.55 : 2,227.20 = 1,297.71 : x
  2. Step 2: Convert to fraction form
    1,484.55/2,227.20 = 1,297.71/x
  3. Step 3: Cross multiply
    1,484.55x = 2,227.20 × 1,297.71
  4. Step 4: Simplify right side
    1,484.55x = 2,890,259.71
  5. Step 5: Solve for x
    x = 2,890,259.71/1,484.55
  6. Step 6: Final answer
    x = 1,946.89

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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.