Home / 5,020.29-7,530.84-1,557.54

Finding the Fourth Proportional to 5,020.29, 7,530.84 and 1,557.54

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Solution

The fourth proportional to 5,020.29, 7,530.84 and 1,557.54 is: 2,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.29 : 7,530.84 = 1,557.54 : x
  2. Step 2: Convert to fraction form
    5,020.29/7,530.84 = 1,557.54/x
  3. Step 3: Cross multiply
    5,020.29x = 7,530.84 × 1,557.54
  4. Step 4: Simplify right side
    5,020.29x = 11,729,584.53
  5. Step 5: Solve for x
    x = 11,729,584.53/5,020.29
  6. Step 6: Final answer
    x = 2,336.44

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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.