Home / 10,917.33-16,349.10-6,225.76

Finding the Fourth Proportional to 10,917.33, 16,349.10 and 6,225.76

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Solution

The fourth proportional to 10,917.33, 16,349.10 and 6,225.76 is: 9,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.33 : 16,349.10 = 6,225.76 : x
  2. Step 2: Convert to fraction form
    10,917.33/16,349.10 = 6,225.76/x
  3. Step 3: Cross multiply
    10,917.33x = 16,349.10 × 6,225.76
  4. Step 4: Simplify right side
    10,917.33x = 101,785,572.82
  5. Step 5: Solve for x
    x = 101,785,572.82/10,917.33
  6. Step 6: Final answer
    x = 9,323.30

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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.