Home / 9,834.26-14,752.20-3,990.11

Finding the Fourth Proportional to 9,834.26, 14,752.20 and 3,990.11

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Solution

The fourth proportional to 9,834.26, 14,752.20 and 3,990.11 is: 5,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.26 : 14,752.20 = 3,990.11 : x
  2. Step 2: Convert to fraction form
    9,834.26/14,752.20 = 3,990.11/x
  3. Step 3: Cross multiply
    9,834.26x = 14,752.20 × 3,990.11
  4. Step 4: Simplify right side
    9,834.26x = 58,862,826.98
  5. Step 5: Solve for x
    x = 58,862,826.98/9,834.26
  6. Step 6: Final answer
    x = 5,985.49

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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.