Home / 10,697.20-16,034.24-4,455.54

Finding the Fourth Proportional to 10,697.20, 16,034.24 and 4,455.54

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Solution

The fourth proportional to 10,697.20, 16,034.24 and 4,455.54 is: 6,678.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.20 : 16,034.24 = 4,455.54 : x
  2. Step 2: Convert to fraction form
    10,697.20/16,034.24 = 4,455.54/x
  3. Step 3: Cross multiply
    10,697.20x = 16,034.24 × 4,455.54
  4. Step 4: Simplify right side
    10,697.20x = 71,441,208.83
  5. Step 5: Solve for x
    x = 71,441,208.83/10,697.20
  6. Step 6: Final answer
    x = 6,678.50

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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.