Home / 6,854.43-10,266.22-4,178.74

Finding the Fourth Proportional to 6,854.43, 10,266.22 and 4,178.74

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Solution

The fourth proportional to 6,854.43, 10,266.22 and 4,178.74 is: 6,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.43 : 10,266.22 = 4,178.74 : x
  2. Step 2: Convert to fraction form
    6,854.43/10,266.22 = 4,178.74/x
  3. Step 3: Cross multiply
    6,854.43x = 10,266.22 × 4,178.74
  4. Step 4: Simplify right side
    6,854.43x = 42,899,864.16
  5. Step 5: Solve for x
    x = 42,899,864.16/6,854.43
  6. Step 6: Final answer
    x = 6,258.71

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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.