Home / 8,634.90-12,952.32-3,701.34

Finding the Fourth Proportional to 8,634.90, 12,952.32 and 3,701.34

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Solution

The fourth proportional to 8,634.90, 12,952.32 and 3,701.34 is: 5,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.90 : 12,952.32 = 3,701.34 : x
  2. Step 2: Convert to fraction form
    8,634.90/12,952.32 = 3,701.34/x
  3. Step 3: Cross multiply
    8,634.90x = 12,952.32 × 3,701.34
  4. Step 4: Simplify right side
    8,634.90x = 47,940,940.11
  5. Step 5: Solve for x
    x = 47,940,940.11/8,634.90
  6. Step 6: Final answer
    x = 5,552.00

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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.