Home / 7,436.50-11,146.11-3,048.64

Finding the Fourth Proportional to 7,436.50, 11,146.11 and 3,048.64

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Solution

The fourth proportional to 7,436.50, 11,146.11 and 3,048.64 is: 4,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.50 : 11,146.11 = 3,048.64 : x
  2. Step 2: Convert to fraction form
    7,436.50/11,146.11 = 3,048.64/x
  3. Step 3: Cross multiply
    7,436.50x = 11,146.11 × 3,048.64
  4. Step 4: Simplify right side
    7,436.50x = 33,980,476.79
  5. Step 5: Solve for x
    x = 33,980,476.79/7,436.50
  6. Step 6: Final answer
    x = 4,569.42

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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.