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Finding the Fourth Proportional to 3,014.92, 4,520.69 and 934.34

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Solution

The fourth proportional to 3,014.92, 4,520.69 and 934.34 is: 1,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.92 : 4,520.69 = 934.34 : x
  2. Step 2: Convert to fraction form
    3,014.92/4,520.69 = 934.34/x
  3. Step 3: Cross multiply
    3,014.92x = 4,520.69 × 934.34
  4. Step 4: Simplify right side
    3,014.92x = 4,223,861.49
  5. Step 5: Solve for x
    x = 4,223,861.49/3,014.92
  6. Step 6: Final answer
    x = 1,400.99

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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.