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Finding the Fourth Proportional to 4,997.64, 7,496.46 and 2,703.72

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Solution

The fourth proportional to 4,997.64, 7,496.46 and 2,703.72 is: 4,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.64 : 7,496.46 = 2,703.72 : x
  2. Step 2: Convert to fraction form
    4,997.64/7,496.46 = 2,703.72/x
  3. Step 3: Cross multiply
    4,997.64x = 7,496.46 × 2,703.72
  4. Step 4: Simplify right side
    4,997.64x = 20,268,328.83
  5. Step 5: Solve for x
    x = 20,268,328.83/4,997.64
  6. Step 6: Final answer
    x = 4,055.58

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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.