Home / 4,428.84-6,644.88-1,830.36

Finding the Fourth Proportional to 4,428.84, 6,644.88 and 1,830.36

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Solution

The fourth proportional to 4,428.84, 6,644.88 and 1,830.36 is: 2,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.84 : 6,644.88 = 1,830.36 : x
  2. Step 2: Convert to fraction form
    4,428.84/6,644.88 = 1,830.36/x
  3. Step 3: Cross multiply
    4,428.84x = 6,644.88 × 1,830.36
  4. Step 4: Simplify right side
    4,428.84x = 12,162,522.56
  5. Step 5: Solve for x
    x = 12,162,522.56/4,428.84
  6. Step 6: Final answer
    x = 2,746.21

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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.