Home / 6,170.24-8,511.04-5,386.24

Finding the Fourth Proportional to 6,170.24, 8,511.04 and 5,386.24

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Solution

The fourth proportional to 6,170.24, 8,511.04 and 5,386.24 is: 7,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.24 : 8,511.04 = 5,386.24 : x
  2. Step 2: Convert to fraction form
    6,170.24/8,511.04 = 5,386.24/x
  3. Step 3: Cross multiply
    6,170.24x = 8,511.04 × 5,386.24
  4. Step 4: Simplify right side
    6,170.24x = 45,842,504.09
  5. Step 5: Solve for x
    x = 45,842,504.09/6,170.24
  6. Step 6: Final answer
    x = 7,429.61

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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.