Home / 10,684.80-16,025.98-2,894.22

Finding the Fourth Proportional to 10,684.80, 16,025.98 and 2,894.22

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Solution

The fourth proportional to 10,684.80, 16,025.98 and 2,894.22 is: 4,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.80 : 16,025.98 = 2,894.22 : x
  2. Step 2: Convert to fraction form
    10,684.80/16,025.98 = 2,894.22/x
  3. Step 3: Cross multiply
    10,684.80x = 16,025.98 × 2,894.22
  4. Step 4: Simplify right side
    10,684.80x = 46,382,711.84
  5. Step 5: Solve for x
    x = 46,382,711.84/10,684.80
  6. Step 6: Final answer
    x = 4,341.00

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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.