Home / 3,382.61-5,070.50-1,625.05

Finding the Fourth Proportional to 3,382.61, 5,070.50 and 1,625.05

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Solution

The fourth proportional to 3,382.61, 5,070.50 and 1,625.05 is: 2,435.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.61 : 5,070.50 = 1,625.05 : x
  2. Step 2: Convert to fraction form
    3,382.61/5,070.50 = 1,625.05/x
  3. Step 3: Cross multiply
    3,382.61x = 5,070.50 × 1,625.05
  4. Step 4: Simplify right side
    3,382.61x = 8,239,782.55
  5. Step 5: Solve for x
    x = 8,239,782.55/3,382.61
  6. Step 6: Final answer
    x = 2,435.92

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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.