Home / 6,116.14-8,442.86-4,129.39

Finding the Fourth Proportional to 6,116.14, 8,442.86 and 4,129.39

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Solution

The fourth proportional to 6,116.14, 8,442.86 and 4,129.39 is: 5,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.14 : 8,442.86 = 4,129.39 : x
  2. Step 2: Convert to fraction form
    6,116.14/8,442.86 = 4,129.39/x
  3. Step 3: Cross multiply
    6,116.14x = 8,442.86 × 4,129.39
  4. Step 4: Simplify right side
    6,116.14x = 34,863,798.79
  5. Step 5: Solve for x
    x = 34,863,798.79/6,116.14
  6. Step 6: Final answer
    x = 5,700.29

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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.