Home / 7,001.57-10,500.98-2,070.09

Finding the Fourth Proportional to 7,001.57, 10,500.98 and 2,070.09

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Solution

The fourth proportional to 7,001.57, 10,500.98 and 2,070.09 is: 3,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.57 : 10,500.98 = 2,070.09 : x
  2. Step 2: Convert to fraction form
    7,001.57/10,500.98 = 2,070.09/x
  3. Step 3: Cross multiply
    7,001.57x = 10,500.98 × 2,070.09
  4. Step 4: Simplify right side
    7,001.57x = 21,737,963.34
  5. Step 5: Solve for x
    x = 21,737,963.34/7,001.57
  6. Step 6: Final answer
    x = 3,104.73

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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.