Home / 3,442.90-5,161.47-1,595.34

Finding the Fourth Proportional to 3,442.90, 5,161.47 and 1,595.34

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Solution

The fourth proportional to 3,442.90, 5,161.47 and 1,595.34 is: 2,391.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.90 : 5,161.47 = 1,595.34 : x
  2. Step 2: Convert to fraction form
    3,442.90/5,161.47 = 1,595.34/x
  3. Step 3: Cross multiply
    3,442.90x = 5,161.47 × 1,595.34
  4. Step 4: Simplify right side
    3,442.90x = 8,234,269.75
  5. Step 5: Solve for x
    x = 8,234,269.75/3,442.90
  6. Step 6: Final answer
    x = 2,391.67

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Double scale
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Similar ratio
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1.5x scale

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.