Home / 6,981.23-9,633.98-3,837.35

Finding the Fourth Proportional to 6,981.23, 9,633.98 and 3,837.35

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Solution

The fourth proportional to 6,981.23, 9,633.98 and 3,837.35 is: 5,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.23 : 9,633.98 = 3,837.35 : x
  2. Step 2: Convert to fraction form
    6,981.23/9,633.98 = 3,837.35/x
  3. Step 3: Cross multiply
    6,981.23x = 9,633.98 × 3,837.35
  4. Step 4: Simplify right side
    6,981.23x = 36,968,885.80
  5. Step 5: Solve for x
    x = 36,968,885.80/6,981.23
  6. Step 6: Final answer
    x = 5,295.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.