Home / 6,139.04-8,467.16-4,149.23

Finding the Fourth Proportional to 6,139.04, 8,467.16 and 4,149.23

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Solution

The fourth proportional to 6,139.04, 8,467.16 and 4,149.23 is: 5,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.04 : 8,467.16 = 4,149.23 : x
  2. Step 2: Convert to fraction form
    6,139.04/8,467.16 = 4,149.23/x
  3. Step 3: Cross multiply
    6,139.04x = 8,467.16 × 4,149.23
  4. Step 4: Simplify right side
    6,139.04x = 35,132,131.20
  5. Step 5: Solve for x
    x = 35,132,131.20/6,139.04
  6. Step 6: Final answer
    x = 5,722.74

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Half scale
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Double scale
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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.