Home / 10,899.53-16,349.45-3,108.35

Finding the Fourth Proportional to 10,899.53, 16,349.45 and 3,108.35

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Solution

The fourth proportional to 10,899.53, 16,349.45 and 3,108.35 is: 4,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.53 : 16,349.45 = 3,108.35 : x
  2. Step 2: Convert to fraction form
    10,899.53/16,349.45 = 3,108.35/x
  3. Step 3: Cross multiply
    10,899.53x = 16,349.45 × 3,108.35
  4. Step 4: Simplify right side
    10,899.53x = 50,819,731.16
  5. Step 5: Solve for x
    x = 50,819,731.16/10,899.53
  6. Step 6: Final answer
    x = 4,662.56

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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.