Home / 5,580.64-8,372.76-1,884.56

Finding the Fourth Proportional to 5,580.64, 8,372.76 and 1,884.56

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Solution

The fourth proportional to 5,580.64, 8,372.76 and 1,884.56 is: 2,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.64 : 8,372.76 = 1,884.56 : x
  2. Step 2: Convert to fraction form
    5,580.64/8,372.76 = 1,884.56/x
  3. Step 3: Cross multiply
    5,580.64x = 8,372.76 × 1,884.56
  4. Step 4: Simplify right side
    5,580.64x = 15,778,968.59
  5. Step 5: Solve for x
    x = 15,778,968.59/5,580.64
  6. Step 6: Final answer
    x = 2,827.45

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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.