Home / 4,830.40-7,245.60-2,054.08

Finding the Fourth Proportional to 4,830.40, 7,245.60 and 2,054.08

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Solution

The fourth proportional to 4,830.40, 7,245.60 and 2,054.08 is: 3,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.40 : 7,245.60 = 2,054.08 : x
  2. Step 2: Convert to fraction form
    4,830.40/7,245.60 = 2,054.08/x
  3. Step 3: Cross multiply
    4,830.40x = 7,245.60 × 2,054.08
  4. Step 4: Simplify right side
    4,830.40x = 14,883,042.05
  5. Step 5: Solve for x
    x = 14,883,042.05/4,830.40
  6. Step 6: Final answer
    x = 3,081.12

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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.