Home / 7,002.32-10,500.40-2,072.34

Finding the Fourth Proportional to 7,002.32, 10,500.40 and 2,072.34

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Solution

The fourth proportional to 7,002.32, 10,500.40 and 2,072.34 is: 3,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.32 : 10,500.40 = 2,072.34 : x
  2. Step 2: Convert to fraction form
    7,002.32/10,500.40 = 2,072.34/x
  3. Step 3: Cross multiply
    7,002.32x = 10,500.40 × 2,072.34
  4. Step 4: Simplify right side
    7,002.32x = 21,760,398.94
  5. Step 5: Solve for x
    x = 21,760,398.94/7,002.32
  6. Step 6: Final answer
    x = 3,107.60

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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.