Home / 5,135.41-7,703.12-2,059.57

Finding the Fourth Proportional to 5,135.41, 7,703.12 and 2,059.57

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Solution

The fourth proportional to 5,135.41, 7,703.12 and 2,059.57 is: 3,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.41 : 7,703.12 = 2,059.57 : x
  2. Step 2: Convert to fraction form
    5,135.41/7,703.12 = 2,059.57/x
  3. Step 3: Cross multiply
    5,135.41x = 7,703.12 × 2,059.57
  4. Step 4: Simplify right side
    5,135.41x = 15,865,114.86
  5. Step 5: Solve for x
    x = 15,865,114.86/5,135.41
  6. Step 6: Final answer
    x = 3,089.36

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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.