Home / 4,663.50-6,989.55-2,195.04

Finding the Fourth Proportional to 4,663.50, 6,989.55 and 2,195.04

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Solution

The fourth proportional to 4,663.50, 6,989.55 and 2,195.04 is: 3,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.50 : 6,989.55 = 2,195.04 : x
  2. Step 2: Convert to fraction form
    4,663.50/6,989.55 = 2,195.04/x
  3. Step 3: Cross multiply
    4,663.50x = 6,989.55 × 2,195.04
  4. Step 4: Simplify right side
    4,663.50x = 15,342,341.83
  5. Step 5: Solve for x
    x = 15,342,341.83/4,663.50
  6. Step 6: Final answer
    x = 3,289.88

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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.