Home / 3,774.12-5,661.15-2,053.68

Finding the Fourth Proportional to 3,774.12, 5,661.15 and 2,053.68

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Solution

The fourth proportional to 3,774.12, 5,661.15 and 2,053.68 is: 3,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.12 : 5,661.15 = 2,053.68 : x
  2. Step 2: Convert to fraction form
    3,774.12/5,661.15 = 2,053.68/x
  3. Step 3: Cross multiply
    3,774.12x = 5,661.15 × 2,053.68
  4. Step 4: Simplify right side
    3,774.12x = 11,626,190.53
  5. Step 5: Solve for x
    x = 11,626,190.53/3,774.12
  6. Step 6: Final answer
    x = 3,080.50

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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.