Home / 6,863.48-10,287.45-3,158.06

Finding the Fourth Proportional to 6,863.48, 10,287.45 and 3,158.06

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Solution

The fourth proportional to 6,863.48, 10,287.45 and 3,158.06 is: 4,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.48 : 10,287.45 = 3,158.06 : x
  2. Step 2: Convert to fraction form
    6,863.48/10,287.45 = 3,158.06/x
  3. Step 3: Cross multiply
    6,863.48x = 10,287.45 × 3,158.06
  4. Step 4: Simplify right side
    6,863.48x = 32,488,384.35
  5. Step 5: Solve for x
    x = 32,488,384.35/6,863.48
  6. Step 6: Final answer
    x = 4,733.51

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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.