Home / 3,750.34-5,175.02-2,071.64

Finding the Fourth Proportional to 3,750.34, 5,175.02 and 2,071.64

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Solution

The fourth proportional to 3,750.34, 5,175.02 and 2,071.64 is: 2,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.34 : 5,175.02 = 2,071.64 : x
  2. Step 2: Convert to fraction form
    3,750.34/5,175.02 = 2,071.64/x
  3. Step 3: Cross multiply
    3,750.34x = 5,175.02 × 2,071.64
  4. Step 4: Simplify right side
    3,750.34x = 10,720,796.55
  5. Step 5: Solve for x
    x = 10,720,796.55/3,750.34
  6. Step 6: Final answer
    x = 2,858.62

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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.