Home / 5,372.21-8,059.71-1,674.50

Finding the Fourth Proportional to 5,372.21, 8,059.71 and 1,674.50

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Solution

The fourth proportional to 5,372.21, 8,059.71 and 1,674.50 is: 2,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.21 : 8,059.71 = 1,674.50 : x
  2. Step 2: Convert to fraction form
    5,372.21/8,059.71 = 1,674.50/x
  3. Step 3: Cross multiply
    5,372.21x = 8,059.71 × 1,674.50
  4. Step 4: Simplify right side
    5,372.21x = 13,495,984.40
  5. Step 5: Solve for x
    x = 13,495,984.40/5,372.21
  6. Step 6: Final answer
    x = 2,512.18

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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.