Home / 6,834.90-10,252.75-2,155.06

Finding the Fourth Proportional to 6,834.90, 10,252.75 and 2,155.06

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Solution

The fourth proportional to 6,834.90, 10,252.75 and 2,155.06 is: 3,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.90 : 10,252.75 = 2,155.06 : x
  2. Step 2: Convert to fraction form
    6,834.90/10,252.75 = 2,155.06/x
  3. Step 3: Cross multiply
    6,834.90x = 10,252.75 × 2,155.06
  4. Step 4: Simplify right side
    6,834.90x = 22,095,291.42
  5. Step 5: Solve for x
    x = 22,095,291.42/6,834.90
  6. Step 6: Final answer
    x = 3,232.72

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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.