Home / 5,373.40-8,056.32-2,447.68

Finding the Fourth Proportional to 5,373.40, 8,056.32 and 2,447.68

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Solution

The fourth proportional to 5,373.40, 8,056.32 and 2,447.68 is: 3,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.40 : 8,056.32 = 2,447.68 : x
  2. Step 2: Convert to fraction form
    5,373.40/8,056.32 = 2,447.68/x
  3. Step 3: Cross multiply
    5,373.40x = 8,056.32 × 2,447.68
  4. Step 4: Simplify right side
    5,373.40x = 19,719,293.34
  5. Step 5: Solve for x
    x = 19,719,293.34/5,373.40
  6. Step 6: Final answer
    x = 3,669.80

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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.