Home / 4,122.86-6,161.65-3,014.61

Finding the Fourth Proportional to 4,122.86, 6,161.65 and 3,014.61

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Solution

The fourth proportional to 4,122.86, 6,161.65 and 3,014.61 is: 4,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.86 : 6,161.65 = 3,014.61 : x
  2. Step 2: Convert to fraction form
    4,122.86/6,161.65 = 3,014.61/x
  3. Step 3: Cross multiply
    4,122.86x = 6,161.65 × 3,014.61
  4. Step 4: Simplify right side
    4,122.86x = 18,574,979.24
  5. Step 5: Solve for x
    x = 18,574,979.24/4,122.86
  6. Step 6: Final answer
    x = 4,505.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.