Home / 10,800.62-16,203.66-4,562.20

Finding the Fourth Proportional to 10,800.62, 16,203.66 and 4,562.20

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Solution

The fourth proportional to 10,800.62, 16,203.66 and 4,562.20 is: 6,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.62 : 16,203.66 = 4,562.20 : x
  2. Step 2: Convert to fraction form
    10,800.62/16,203.66 = 4,562.20/x
  3. Step 3: Cross multiply
    10,800.62x = 16,203.66 × 4,562.20
  4. Step 4: Simplify right side
    10,800.62x = 73,924,337.65
  5. Step 5: Solve for x
    x = 73,924,337.65/10,800.62
  6. Step 6: Final answer
    x = 6,844.45

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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.