Home / 5,226.53-7,212.93-3,455.06

Finding the Fourth Proportional to 5,226.53, 7,212.93 and 3,455.06

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Solution

The fourth proportional to 5,226.53, 7,212.93 and 3,455.06 is: 4,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.53 : 7,212.93 = 3,455.06 : x
  2. Step 2: Convert to fraction form
    5,226.53/7,212.93 = 3,455.06/x
  3. Step 3: Cross multiply
    5,226.53x = 7,212.93 × 3,455.06
  4. Step 4: Simplify right side
    5,226.53x = 24,921,105.93
  5. Step 5: Solve for x
    x = 24,921,105.93/5,226.53
  6. Step 6: Final answer
    x = 4,768.19

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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.