Home / 2,980.06-4,468.39-1,130.00

Finding the Fourth Proportional to 2,980.06, 4,468.39 and 1,130.00

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Solution

The fourth proportional to 2,980.06, 4,468.39 and 1,130.00 is: 1,694.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.06 : 4,468.39 = 1,130.00 : x
  2. Step 2: Convert to fraction form
    2,980.06/4,468.39 = 1,130.00/x
  3. Step 3: Cross multiply
    2,980.06x = 4,468.39 × 1,130.00
  4. Step 4: Simplify right side
    2,980.06x = 5,049,255.53
  5. Step 5: Solve for x
    x = 5,049,255.53/2,980.06
  6. Step 6: Final answer
    x = 1,694.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.