Home / 4,386.39-6,579.48-1,424.83

Finding the Fourth Proportional to 4,386.39, 6,579.48 and 1,424.83

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Solution

The fourth proportional to 4,386.39, 6,579.48 and 1,424.83 is: 2,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.39 : 6,579.48 = 1,424.83 : x
  2. Step 2: Convert to fraction form
    4,386.39/6,579.48 = 1,424.83/x
  3. Step 3: Cross multiply
    4,386.39x = 6,579.48 × 1,424.83
  4. Step 4: Simplify right side
    4,386.39x = 9,374,640.49
  5. Step 5: Solve for x
    x = 9,374,640.49/4,386.39
  6. Step 6: Final answer
    x = 2,137.21

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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.