Home / 3,043.34-4,564.91-1,287.86

Finding the Fourth Proportional to 3,043.34, 4,564.91 and 1,287.86

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Solution

The fourth proportional to 3,043.34, 4,564.91 and 1,287.86 is: 1,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.34 : 4,564.91 = 1,287.86 : x
  2. Step 2: Convert to fraction form
    3,043.34/4,564.91 = 1,287.86/x
  3. Step 3: Cross multiply
    3,043.34x = 4,564.91 × 1,287.86
  4. Step 4: Simplify right side
    3,043.34x = 5,878,969.97
  5. Step 5: Solve for x
    x = 5,878,969.97/3,043.34
  6. Step 6: Final answer
    x = 1,931.75

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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.