Home / 4,299.04-6,448.44-1,377.28

Finding the Fourth Proportional to 4,299.04, 6,448.44 and 1,377.28

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Solution

The fourth proportional to 4,299.04, 6,448.44 and 1,377.28 is: 2,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.04 : 6,448.44 = 1,377.28 : x
  2. Step 2: Convert to fraction form
    4,299.04/6,448.44 = 1,377.28/x
  3. Step 3: Cross multiply
    4,299.04x = 6,448.44 × 1,377.28
  4. Step 4: Simplify right side
    4,299.04x = 8,881,307.44
  5. Step 5: Solve for x
    x = 8,881,307.44/4,299.04
  6. Step 6: Final answer
    x = 2,065.88

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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.