Home / 5,365.04-7,405.79-3,381.37

Finding the Fourth Proportional to 5,365.04, 7,405.79 and 3,381.37

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Solution

The fourth proportional to 5,365.04, 7,405.79 and 3,381.37 is: 4,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.04 : 7,405.79 = 3,381.37 : x
  2. Step 2: Convert to fraction form
    5,365.04/7,405.79 = 3,381.37/x
  3. Step 3: Cross multiply
    5,365.04x = 7,405.79 × 3,381.37
  4. Step 4: Simplify right side
    5,365.04x = 25,041,680.71
  5. Step 5: Solve for x
    x = 25,041,680.71/5,365.04
  6. Step 6: Final answer
    x = 4,667.57

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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.