Home / 4,428.30-6,646.32-2,349.81

Finding the Fourth Proportional to 4,428.30, 6,646.32 and 2,349.81

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Solution

The fourth proportional to 4,428.30, 6,646.32 and 2,349.81 is: 3,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.30 : 6,646.32 = 2,349.81 : x
  2. Step 2: Convert to fraction form
    4,428.30/6,646.32 = 2,349.81/x
  3. Step 3: Cross multiply
    4,428.30x = 6,646.32 × 2,349.81
  4. Step 4: Simplify right side
    4,428.30x = 15,617,589.20
  5. Step 5: Solve for x
    x = 15,617,589.20/4,428.30
  6. Step 6: Final answer
    x = 3,526.77

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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.