Home / 5,442.14-8,160.02-1,742.46

Finding the Fourth Proportional to 5,442.14, 8,160.02 and 1,742.46

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Solution

The fourth proportional to 5,442.14, 8,160.02 and 1,742.46 is: 2,612.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.14 : 8,160.02 = 1,742.46 : x
  2. Step 2: Convert to fraction form
    5,442.14/8,160.02 = 1,742.46/x
  3. Step 3: Cross multiply
    5,442.14x = 8,160.02 × 1,742.46
  4. Step 4: Simplify right side
    5,442.14x = 14,218,508.45
  5. Step 5: Solve for x
    x = 14,218,508.45/5,442.14
  6. Step 6: Final answer
    x = 2,612.67

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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.