Home / 2,292.64-3,443-1,707.80

Finding the Fourth Proportional to 2,292.64, 3,443 and 1,707.80

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Solution

The fourth proportional to 2,292.64, 3,443 and 1,707.80 is: 2,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.64 : 3,443 = 1,707.80 : x
  2. Step 2: Convert to fraction form
    2,292.64/3,443 = 1,707.80/x
  3. Step 3: Cross multiply
    2,292.64x = 3,443 × 1,707.80
  4. Step 4: Simplify right side
    2,292.64x = 5,879,955.40
  5. Step 5: Solve for x
    x = 5,879,955.40/2,292.64
  6. Step 6: Final answer
    x = 2,564.71

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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.