Home / 7,001.03-10,520.83-3,716.58

Finding the Fourth Proportional to 7,001.03, 10,520.83 and 3,716.58

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Solution

The fourth proportional to 7,001.03, 10,520.83 and 3,716.58 is: 5,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.03 : 10,520.83 = 3,716.58 : x
  2. Step 2: Convert to fraction form
    7,001.03/10,520.83 = 3,716.58/x
  3. Step 3: Cross multiply
    7,001.03x = 10,520.83 × 3,716.58
  4. Step 4: Simplify right side
    7,001.03x = 39,101,506.36
  5. Step 5: Solve for x
    x = 39,101,506.36/7,001.03
  6. Step 6: Final answer
    x = 5,585.11

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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.