Home / 4,350.05-6,522.62-1,428.11

Finding the Fourth Proportional to 4,350.05, 6,522.62 and 1,428.11

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Solution

The fourth proportional to 4,350.05, 6,522.62 and 1,428.11 is: 2,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.05 : 6,522.62 = 1,428.11 : x
  2. Step 2: Convert to fraction form
    4,350.05/6,522.62 = 1,428.11/x
  3. Step 3: Cross multiply
    4,350.05x = 6,522.62 × 1,428.11
  4. Step 4: Simplify right side
    4,350.05x = 9,314,979.09
  5. Step 5: Solve for x
    x = 9,314,979.09/4,350.05
  6. Step 6: Final answer
    x = 2,141.35

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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.