Home / 4,428.90-6,637.29-2,239.14

Finding the Fourth Proportional to 4,428.90, 6,637.29 and 2,239.14

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Solution

The fourth proportional to 4,428.90, 6,637.29 and 2,239.14 is: 3,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.90 : 6,637.29 = 2,239.14 : x
  2. Step 2: Convert to fraction form
    4,428.90/6,637.29 = 2,239.14/x
  3. Step 3: Cross multiply
    4,428.90x = 6,637.29 × 2,239.14
  4. Step 4: Simplify right side
    4,428.90x = 14,861,821.53
  5. Step 5: Solve for x
    x = 14,861,821.53/4,428.90
  6. Step 6: Final answer
    x = 3,355.65

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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.