Home / 3,674.30-5,070.56-2,102.36

Finding the Fourth Proportional to 3,674.30, 5,070.56 and 2,102.36

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Solution

The fourth proportional to 3,674.30, 5,070.56 and 2,102.36 is: 2,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.30 : 5,070.56 = 2,102.36 : x
  2. Step 2: Convert to fraction form
    3,674.30/5,070.56 = 2,102.36/x
  3. Step 3: Cross multiply
    3,674.30x = 5,070.56 × 2,102.36
  4. Step 4: Simplify right side
    3,674.30x = 10,660,106.66
  5. Step 5: Solve for x
    x = 10,660,106.66/3,674.30
  6. Step 6: Final answer
    x = 2,901.27

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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.