Home / 4,685.86-7,031.97-3,456.28

Finding the Fourth Proportional to 4,685.86, 7,031.97 and 3,456.28

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Solution

The fourth proportional to 4,685.86, 7,031.97 and 3,456.28 is: 5,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.86 : 7,031.97 = 3,456.28 : x
  2. Step 2: Convert to fraction form
    4,685.86/7,031.97 = 3,456.28/x
  3. Step 3: Cross multiply
    4,685.86x = 7,031.97 × 3,456.28
  4. Step 4: Simplify right side
    4,685.86x = 24,304,457.27
  5. Step 5: Solve for x
    x = 24,304,457.27/4,685.86
  6. Step 6: Final answer
    x = 5,186.77

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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.