Home / 10,274.68-14,179.02-5,558.92

Finding the Fourth Proportional to 10,274.68, 14,179.02 and 5,558.92

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Solution

The fourth proportional to 10,274.68, 14,179.02 and 5,558.92 is: 7,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.68 : 14,179.02 = 5,558.92 : x
  2. Step 2: Convert to fraction form
    10,274.68/14,179.02 = 5,558.92/x
  3. Step 3: Cross multiply
    10,274.68x = 14,179.02 × 5,558.92
  4. Step 4: Simplify right side
    10,274.68x = 78,820,037.86
  5. Step 5: Solve for x
    x = 78,820,037.86/10,274.68
  6. Step 6: Final answer
    x = 7,671.29

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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.