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Finding the Fourth Proportional to 4,093.66, 6,140.48 and 1,015.66

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Solution

The fourth proportional to 4,093.66, 6,140.48 and 1,015.66 is: 1,523.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.66 : 6,140.48 = 1,015.66 : x
  2. Step 2: Convert to fraction form
    4,093.66/6,140.48 = 1,015.66/x
  3. Step 3: Cross multiply
    4,093.66x = 6,140.48 × 1,015.66
  4. Step 4: Simplify right side
    4,093.66x = 6,236,639.92
  5. Step 5: Solve for x
    x = 6,236,639.92/4,093.66
  6. Step 6: Final answer
    x = 1,523.49

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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.