Home / 5,602.72-8,403.79-2,092.45

Finding the Fourth Proportional to 5,602.72, 8,403.79 and 2,092.45

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Solution

The fourth proportional to 5,602.72, 8,403.79 and 2,092.45 is: 3,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.72 : 8,403.79 = 2,092.45 : x
  2. Step 2: Convert to fraction form
    5,602.72/8,403.79 = 2,092.45/x
  3. Step 3: Cross multiply
    5,602.72x = 8,403.79 × 2,092.45
  4. Step 4: Simplify right side
    5,602.72x = 17,584,510.39
  5. Step 5: Solve for x
    x = 17,584,510.39/5,602.72
  6. Step 6: Final answer
    x = 3,138.57

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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.