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Finding the Fourth Proportional to 4,691.64, 7,037.46 and 3,395.64

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Solution

The fourth proportional to 4,691.64, 7,037.46 and 3,395.64 is: 5,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.64 : 7,037.46 = 3,395.64 : x
  2. Step 2: Convert to fraction form
    4,691.64/7,037.46 = 3,395.64/x
  3. Step 3: Cross multiply
    4,691.64x = 7,037.46 × 3,395.64
  4. Step 4: Simplify right side
    4,691.64x = 23,896,680.67
  5. Step 5: Solve for x
    x = 23,896,680.67/4,691.64
  6. Step 6: Final answer
    x = 5,093.46

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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.