Home / 4,399.84-6,603.36-1,802.80

Finding the Fourth Proportional to 4,399.84, 6,603.36 and 1,802.80

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Solution

The fourth proportional to 4,399.84, 6,603.36 and 1,802.80 is: 2,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.84 : 6,603.36 = 1,802.80 : x
  2. Step 2: Convert to fraction form
    4,399.84/6,603.36 = 1,802.80/x
  3. Step 3: Cross multiply
    4,399.84x = 6,603.36 × 1,802.80
  4. Step 4: Simplify right side
    4,399.84x = 11,904,537.41
  5. Step 5: Solve for x
    x = 11,904,537.41/4,399.84
  6. Step 6: Final answer
    x = 2,705.68

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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.