Home / 5,258.39-7,892.85-3,779.35

Finding the Fourth Proportional to 5,258.39, 7,892.85 and 3,779.35

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Solution

The fourth proportional to 5,258.39, 7,892.85 and 3,779.35 is: 5,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.39 : 7,892.85 = 3,779.35 : x
  2. Step 2: Convert to fraction form
    5,258.39/7,892.85 = 3,779.35/x
  3. Step 3: Cross multiply
    5,258.39x = 7,892.85 × 3,779.35
  4. Step 4: Simplify right side
    5,258.39x = 29,829,842.65
  5. Step 5: Solve for x
    x = 29,829,842.65/5,258.39
  6. Step 6: Final answer
    x = 5,672.81

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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.