Home / 4,512.30-6,768.21-1,434.06

Finding the Fourth Proportional to 4,512.30, 6,768.21 and 1,434.06

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Solution

The fourth proportional to 4,512.30, 6,768.21 and 1,434.06 is: 2,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.30 : 6,768.21 = 1,434.06 : x
  2. Step 2: Convert to fraction form
    4,512.30/6,768.21 = 1,434.06/x
  3. Step 3: Cross multiply
    4,512.30x = 6,768.21 × 1,434.06
  4. Step 4: Simplify right side
    4,512.30x = 9,706,019.23
  5. Step 5: Solve for x
    x = 9,706,019.23/4,512.30
  6. Step 6: Final answer
    x = 2,151.01

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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.