Home / 4,523.86-6,242.50-3,108.79

Finding the Fourth Proportional to 4,523.86, 6,242.50 and 3,108.79

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Solution

The fourth proportional to 4,523.86, 6,242.50 and 3,108.79 is: 4,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.86 : 6,242.50 = 3,108.79 : x
  2. Step 2: Convert to fraction form
    4,523.86/6,242.50 = 3,108.79/x
  3. Step 3: Cross multiply
    4,523.86x = 6,242.50 × 3,108.79
  4. Step 4: Simplify right side
    4,523.86x = 19,406,621.58
  5. Step 5: Solve for x
    x = 19,406,621.58/4,523.86
  6. Step 6: Final answer
    x = 4,289.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.