Home / 3,674.23-5,070.36-1,995.61

Finding the Fourth Proportional to 3,674.23, 5,070.36 and 1,995.61

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Solution

The fourth proportional to 3,674.23, 5,070.36 and 1,995.61 is: 2,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.23 : 5,070.36 = 1,995.61 : x
  2. Step 2: Convert to fraction form
    3,674.23/5,070.36 = 1,995.61/x
  3. Step 3: Cross multiply
    3,674.23x = 5,070.36 × 1,995.61
  4. Step 4: Simplify right side
    3,674.23x = 10,118,435.77
  5. Step 5: Solve for x
    x = 10,118,435.77/3,674.23
  6. Step 6: Final answer
    x = 2,753.90

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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.