Home / 7,001.88-10,499.17-2,070.85

Finding the Fourth Proportional to 7,001.88, 10,499.17 and 2,070.85

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Solution

The fourth proportional to 7,001.88, 10,499.17 and 2,070.85 is: 3,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.88 : 10,499.17 = 2,070.85 : x
  2. Step 2: Convert to fraction form
    7,001.88/10,499.17 = 2,070.85/x
  3. Step 3: Cross multiply
    7,001.88x = 10,499.17 × 2,070.85
  4. Step 4: Simplify right side
    7,001.88x = 21,742,195.84
  5. Step 5: Solve for x
    x = 21,742,195.84/7,001.88
  6. Step 6: Final answer
    x = 3,105.20

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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.