Home / 4,740.09-7,137.71-3,516.18

Finding the Fourth Proportional to 4,740.09, 7,137.71 and 3,516.18

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Solution

The fourth proportional to 4,740.09, 7,137.71 and 3,516.18 is: 5,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.09 : 7,137.71 = 3,516.18 : x
  2. Step 2: Convert to fraction form
    4,740.09/7,137.71 = 3,516.18/x
  3. Step 3: Cross multiply
    4,740.09x = 7,137.71 × 3,516.18
  4. Step 4: Simplify right side
    4,740.09x = 25,097,455.57
  5. Step 5: Solve for x
    x = 25,097,455.57/4,740.09
  6. Step 6: Final answer
    x = 5,294.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.