Home / 2,351.40-3,527.10-2,173.20

Finding the Fourth Proportional to 2,351.40, 3,527.10 and 2,173.20

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Solution

The fourth proportional to 2,351.40, 3,527.10 and 2,173.20 is: 3,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.40 : 3,527.10 = 2,173.20 : x
  2. Step 2: Convert to fraction form
    2,351.40/3,527.10 = 2,173.20/x
  3. Step 3: Cross multiply
    2,351.40x = 3,527.10 × 2,173.20
  4. Step 4: Simplify right side
    2,351.40x = 7,665,093.72
  5. Step 5: Solve for x
    x = 7,665,093.72/2,351.40
  6. Step 6: Final answer
    x = 3,259.80

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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.