Home / 4,351.32-6,522.36-1,428.84

Finding the Fourth Proportional to 4,351.32, 6,522.36 and 1,428.84

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Solution

The fourth proportional to 4,351.32, 6,522.36 and 1,428.84 is: 2,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.32 : 6,522.36 = 1,428.84 : x
  2. Step 2: Convert to fraction form
    4,351.32/6,522.36 = 1,428.84/x
  3. Step 3: Cross multiply
    4,351.32x = 6,522.36 × 1,428.84
  4. Step 4: Simplify right side
    4,351.32x = 9,319,408.86
  5. Step 5: Solve for x
    x = 9,319,408.86/4,351.32
  6. Step 6: Final answer
    x = 2,141.74

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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.