Home / 10,272.76-14,170.41-6,022.78

Finding the Fourth Proportional to 10,272.76, 14,170.41 and 6,022.78

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Solution

The fourth proportional to 10,272.76, 14,170.41 and 6,022.78 is: 8,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.76 : 14,170.41 = 6,022.78 : x
  2. Step 2: Convert to fraction form
    10,272.76/14,170.41 = 6,022.78/x
  3. Step 3: Cross multiply
    10,272.76x = 14,170.41 × 6,022.78
  4. Step 4: Simplify right side
    10,272.76x = 85,345,226.51
  5. Step 5: Solve for x
    x = 85,345,226.51/10,272.76
  6. Step 6: Final answer
    x = 8,307.92

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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.