Home / 3,750.40-5,175.36-2,094.40

Finding the Fourth Proportional to 3,750.40, 5,175.36 and 2,094.40

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Solution

The fourth proportional to 3,750.40, 5,175.36 and 2,094.40 is: 2,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.40 : 5,175.36 = 2,094.40 : x
  2. Step 2: Convert to fraction form
    3,750.40/5,175.36 = 2,094.40/x
  3. Step 3: Cross multiply
    3,750.40x = 5,175.36 × 2,094.40
  4. Step 4: Simplify right side
    3,750.40x = 10,839,273.98
  5. Step 5: Solve for x
    x = 10,839,273.98/3,750.40
  6. Step 6: Final answer
    x = 2,890.16

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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.