Home / 3,054-4,579.38-1,409.70

Finding the Fourth Proportional to 3,054, 4,579.38 and 1,409.70

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Solution

The fourth proportional to 3,054, 4,579.38 and 1,409.70 is: 2,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054 : 4,579.38 = 1,409.70 : x
  2. Step 2: Convert to fraction form
    3,054/4,579.38 = 1,409.70/x
  3. Step 3: Cross multiply
    3,054x = 4,579.38 × 1,409.70
  4. Step 4: Simplify right side
    3,054x = 6,455,551.99
  5. Step 5: Solve for x
    x = 6,455,551.99/3,054
  6. Step 6: Final answer
    x = 2,113.80

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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.