Home / 4,285.42-6,429.24-1,474.22

Finding the Fourth Proportional to 4,285.42, 6,429.24 and 1,474.22

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Solution

The fourth proportional to 4,285.42, 6,429.24 and 1,474.22 is: 2,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.42 : 6,429.24 = 1,474.22 : x
  2. Step 2: Convert to fraction form
    4,285.42/6,429.24 = 1,474.22/x
  3. Step 3: Cross multiply
    4,285.42x = 6,429.24 × 1,474.22
  4. Step 4: Simplify right side
    4,285.42x = 9,478,114.19
  5. Step 5: Solve for x
    x = 9,478,114.19/4,285.42
  6. Step 6: Final answer
    x = 2,211.71

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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.