Home / 3,644.79-5,466.14-1,011.65

Finding the Fourth Proportional to 3,644.79, 5,466.14 and 1,011.65

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Solution

The fourth proportional to 3,644.79, 5,466.14 and 1,011.65 is: 1,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.79 : 5,466.14 = 1,011.65 : x
  2. Step 2: Convert to fraction form
    3,644.79/5,466.14 = 1,011.65/x
  3. Step 3: Cross multiply
    3,644.79x = 5,466.14 × 1,011.65
  4. Step 4: Simplify right side
    3,644.79x = 5,529,795.73
  5. Step 5: Solve for x
    x = 5,529,795.73/3,644.79
  6. Step 6: Final answer
    x = 1,517.18

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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.