Home / 7,001.08-10,503.68-2,070.85

Finding the Fourth Proportional to 7,001.08, 10,503.68 and 2,070.85

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Solution

The fourth proportional to 7,001.08, 10,503.68 and 2,070.85 is: 3,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.08 : 10,503.68 = 2,070.85 : x
  2. Step 2: Convert to fraction form
    7,001.08/10,503.68 = 2,070.85/x
  3. Step 3: Cross multiply
    7,001.08x = 10,503.68 × 2,070.85
  4. Step 4: Simplify right side
    7,001.08x = 21,751,545.73
  5. Step 5: Solve for x
    x = 21,751,545.73/7,001.08
  6. Step 6: Final answer
    x = 3,106.88

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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.