Home / 3,534.40-5,301.60-2,150.45

Finding the Fourth Proportional to 3,534.40, 5,301.60 and 2,150.45

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Solution

The fourth proportional to 3,534.40, 5,301.60 and 2,150.45 is: 3,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.40 : 5,301.60 = 2,150.45 : x
  2. Step 2: Convert to fraction form
    3,534.40/5,301.60 = 2,150.45/x
  3. Step 3: Cross multiply
    3,534.40x = 5,301.60 × 2,150.45
  4. Step 4: Simplify right side
    3,534.40x = 11,400,825.72
  5. Step 5: Solve for x
    x = 11,400,825.72/3,534.40
  6. Step 6: Final answer
    x = 3,225.68

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Similar ratio
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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.