Home / 5,675.67-8,513.51-2,391.08

Finding the Fourth Proportional to 5,675.67, 8,513.51 and 2,391.08

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Solution

The fourth proportional to 5,675.67, 8,513.51 and 2,391.08 is: 3,586.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.67 : 8,513.51 = 2,391.08 : x
  2. Step 2: Convert to fraction form
    5,675.67/8,513.51 = 2,391.08/x
  3. Step 3: Cross multiply
    5,675.67x = 8,513.51 × 2,391.08
  4. Step 4: Simplify right side
    5,675.67x = 20,356,428.97
  5. Step 5: Solve for x
    x = 20,356,428.97/5,675.67
  6. Step 6: Final answer
    x = 3,586.61

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.