Home / 5,772.47-8,656.56-2,073.69

Finding the Fourth Proportional to 5,772.47, 8,656.56 and 2,073.69

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Solution

The fourth proportional to 5,772.47, 8,656.56 and 2,073.69 is: 3,109.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.47 : 8,656.56 = 2,073.69 : x
  2. Step 2: Convert to fraction form
    5,772.47/8,656.56 = 2,073.69/x
  3. Step 3: Cross multiply
    5,772.47x = 8,656.56 × 2,073.69
  4. Step 4: Simplify right side
    5,772.47x = 17,951,021.91
  5. Step 5: Solve for x
    x = 17,951,021.91/5,772.47
  6. Step 6: Final answer
    x = 3,109.77

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1.5x scale

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.