Home / 5,347.40-8,019.27-2,713.89

Finding the Fourth Proportional to 5,347.40, 8,019.27 and 2,713.89

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Solution

The fourth proportional to 5,347.40, 8,019.27 and 2,713.89 is: 4,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.40 : 8,019.27 = 2,713.89 : x
  2. Step 2: Convert to fraction form
    5,347.40/8,019.27 = 2,713.89/x
  3. Step 3: Cross multiply
    5,347.40x = 8,019.27 × 2,713.89
  4. Step 4: Simplify right side
    5,347.40x = 21,763,416.66
  5. Step 5: Solve for x
    x = 21,763,416.66/5,347.40
  6. Step 6: Final answer
    x = 4,069.91

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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.