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Finding the Fourth Proportional to 3,014.68, 4,520.35 and 934.11

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Solution

The fourth proportional to 3,014.68, 4,520.35 and 934.11 is: 1,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.68 : 4,520.35 = 934.11 : x
  2. Step 2: Convert to fraction form
    3,014.68/4,520.35 = 934.11/x
  3. Step 3: Cross multiply
    3,014.68x = 4,520.35 × 934.11
  4. Step 4: Simplify right side
    3,014.68x = 4,222,504.14
  5. Step 5: Solve for x
    x = 4,222,504.14/3,014.68
  6. Step 6: Final answer
    x = 1,400.65

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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.