Home / 4,841.60-7,260.24-1,378.04

Finding the Fourth Proportional to 4,841.60, 7,260.24 and 1,378.04

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Solution

The fourth proportional to 4,841.60, 7,260.24 and 1,378.04 is: 2,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.60 : 7,260.24 = 1,378.04 : x
  2. Step 2: Convert to fraction form
    4,841.60/7,260.24 = 1,378.04/x
  3. Step 3: Cross multiply
    4,841.60x = 7,260.24 × 1,378.04
  4. Step 4: Simplify right side
    4,841.60x = 10,004,901.13
  5. Step 5: Solve for x
    x = 10,004,901.13/4,841.60
  6. Step 6: Final answer
    x = 2,066.45

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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.