Home / 5,772.45-8,655.56-2,992.22

Finding the Fourth Proportional to 5,772.45, 8,655.56 and 2,992.22

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Solution

The fourth proportional to 5,772.45, 8,655.56 and 2,992.22 is: 4,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.45 : 8,655.56 = 2,992.22 : x
  2. Step 2: Convert to fraction form
    5,772.45/8,655.56 = 2,992.22/x
  3. Step 3: Cross multiply
    5,772.45x = 8,655.56 × 2,992.22
  4. Step 4: Simplify right side
    5,772.45x = 25,899,339.74
  5. Step 5: Solve for x
    x = 25,899,339.74/5,772.45
  6. Step 6: Final answer
    x = 4,486.72

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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.