Home / 5,824.96-8,040-3,587.20

Finding the Fourth Proportional to 5,824.96, 8,040 and 3,587.20

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Solution

The fourth proportional to 5,824.96, 8,040 and 3,587.20 is: 4,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.96 : 8,040 = 3,587.20 : x
  2. Step 2: Convert to fraction form
    5,824.96/8,040 = 3,587.20/x
  3. Step 3: Cross multiply
    5,824.96x = 8,040 × 3,587.20
  4. Step 4: Simplify right side
    5,824.96x = 28,841,088
  5. Step 5: Solve for x
    x = 28,841,088/5,824.96
  6. Step 6: Final answer
    x = 4,951.29

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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.