Home / 5,670.34-8,493.20-2,742.50

Finding the Fourth Proportional to 5,670.34, 8,493.20 and 2,742.50

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Solution

The fourth proportional to 5,670.34, 8,493.20 and 2,742.50 is: 4,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.34 : 8,493.20 = 2,742.50 : x
  2. Step 2: Convert to fraction form
    5,670.34/8,493.20 = 2,742.50/x
  3. Step 3: Cross multiply
    5,670.34x = 8,493.20 × 2,742.50
  4. Step 4: Simplify right side
    5,670.34x = 23,292,587.29
  5. Step 5: Solve for x
    x = 23,292,587.29/5,670.34
  6. Step 6: Final answer
    x = 4,107.80

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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.