Home / 4,431.66-6,115.62-2,442.21

Finding the Fourth Proportional to 4,431.66, 6,115.62 and 2,442.21

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Solution

The fourth proportional to 4,431.66, 6,115.62 and 2,442.21 is: 3,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.66 : 6,115.62 = 2,442.21 : x
  2. Step 2: Convert to fraction form
    4,431.66/6,115.62 = 2,442.21/x
  3. Step 3: Cross multiply
    4,431.66x = 6,115.62 × 2,442.21
  4. Step 4: Simplify right side
    4,431.66x = 14,935,628.32
  5. Step 5: Solve for x
    x = 14,935,628.32/4,431.66
  6. Step 6: Final answer
    x = 3,370.21

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Half scale
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Double scale
Find fourth proportional to 4,432.66, 6,117 and 2,443.21
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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.