Home / 2,332.91-3,219.43-1,284.98

Finding the Fourth Proportional to 2,332.91, 3,219.43 and 1,284.98

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Solution

The fourth proportional to 2,332.91, 3,219.43 and 1,284.98 is: 1,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.91 : 3,219.43 = 1,284.98 : x
  2. Step 2: Convert to fraction form
    2,332.91/3,219.43 = 1,284.98/x
  3. Step 3: Cross multiply
    2,332.91x = 3,219.43 × 1,284.98
  4. Step 4: Simplify right side
    2,332.91x = 4,136,903.16
  5. Step 5: Solve for x
    x = 4,136,903.16/2,332.91
  6. Step 6: Final answer
    x = 1,773.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.