Home / 3,674.12-5,068.84-2,101.36

Finding the Fourth Proportional to 3,674.12, 5,068.84 and 2,101.36

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Solution

The fourth proportional to 3,674.12, 5,068.84 and 2,101.36 is: 2,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.12 : 5,068.84 = 2,101.36 : x
  2. Step 2: Convert to fraction form
    3,674.12/5,068.84 = 2,101.36/x
  3. Step 3: Cross multiply
    3,674.12x = 5,068.84 × 2,101.36
  4. Step 4: Simplify right side
    3,674.12x = 10,651,457.62
  5. Step 5: Solve for x
    x = 10,651,457.62/3,674.12
  6. Step 6: Final answer
    x = 2,899.05

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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.