Home / 4,006.26-5,528.25-2,431.62

Finding the Fourth Proportional to 4,006.26, 5,528.25 and 2,431.62

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Solution

The fourth proportional to 4,006.26, 5,528.25 and 2,431.62 is: 3,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.26 : 5,528.25 = 2,431.62 : x
  2. Step 2: Convert to fraction form
    4,006.26/5,528.25 = 2,431.62/x
  3. Step 3: Cross multiply
    4,006.26x = 5,528.25 × 2,431.62
  4. Step 4: Simplify right side
    4,006.26x = 13,442,603.27
  5. Step 5: Solve for x
    x = 13,442,603.27/4,006.26
  6. Step 6: Final answer
    x = 3,355.40

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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.