Home / 5,157.53-7,110.46-4,098.81

Finding the Fourth Proportional to 5,157.53, 7,110.46 and 4,098.81

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Solution

The fourth proportional to 5,157.53, 7,110.46 and 4,098.81 is: 5,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.53 : 7,110.46 = 4,098.81 : x
  2. Step 2: Convert to fraction form
    5,157.53/7,110.46 = 4,098.81/x
  3. Step 3: Cross multiply
    5,157.53x = 7,110.46 × 4,098.81
  4. Step 4: Simplify right side
    5,157.53x = 29,144,424.55
  5. Step 5: Solve for x
    x = 29,144,424.55/5,157.53
  6. Step 6: Final answer
    x = 5,650.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.