Home / 4,472.42-6,172.14-2,455.92

Finding the Fourth Proportional to 4,472.42, 6,172.14 and 2,455.92

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Solution

The fourth proportional to 4,472.42, 6,172.14 and 2,455.92 is: 3,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.42 : 6,172.14 = 2,455.92 : x
  2. Step 2: Convert to fraction form
    4,472.42/6,172.14 = 2,455.92/x
  3. Step 3: Cross multiply
    4,472.42x = 6,172.14 × 2,455.92
  4. Step 4: Simplify right side
    4,472.42x = 15,158,282.07
  5. Step 5: Solve for x
    x = 15,158,282.07/4,472.42
  6. Step 6: Final answer
    x = 3,389.28

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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.