Home / 10,416.92-14,372.34-6,224.36

Finding the Fourth Proportional to 10,416.92, 14,372.34 and 6,224.36

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Solution

The fourth proportional to 10,416.92, 14,372.34 and 6,224.36 is: 8,587.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.92 : 14,372.34 = 6,224.36 : x
  2. Step 2: Convert to fraction form
    10,416.92/14,372.34 = 6,224.36/x
  3. Step 3: Cross multiply
    10,416.92x = 14,372.34 × 6,224.36
  4. Step 4: Simplify right side
    10,416.92x = 89,458,618.20
  5. Step 5: Solve for x
    x = 89,458,618.20/10,416.92
  6. Step 6: Final answer
    x = 8,587.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.