Home / 4,078.89-6,118.74-1,482.03

Finding the Fourth Proportional to 4,078.89, 6,118.74 and 1,482.03

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Solution

The fourth proportional to 4,078.89, 6,118.74 and 1,482.03 is: 2,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.89 : 6,118.74 = 1,482.03 : x
  2. Step 2: Convert to fraction form
    4,078.89/6,118.74 = 1,482.03/x
  3. Step 3: Cross multiply
    4,078.89x = 6,118.74 × 1,482.03
  4. Step 4: Simplify right side
    4,078.89x = 9,068,156.24
  5. Step 5: Solve for x
    x = 9,068,156.24/4,078.89
  6. Step 6: Final answer
    x = 2,223.19

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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.