Home / 10,173.42-14,037.57-6,398.82

Finding the Fourth Proportional to 10,173.42, 14,037.57 and 6,398.82

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Solution

The fourth proportional to 10,173.42, 14,037.57 and 6,398.82 is: 8,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.42 : 14,037.57 = 6,398.82 : x
  2. Step 2: Convert to fraction form
    10,173.42/14,037.57 = 6,398.82/x
  3. Step 3: Cross multiply
    10,173.42x = 14,037.57 × 6,398.82
  4. Step 4: Simplify right side
    10,173.42x = 89,823,883.67
  5. Step 5: Solve for x
    x = 89,823,883.67/10,173.42
  6. Step 6: Final answer
    x = 8,829.27

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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.