Home / 2,210.18-3,050.22-1,314.20

Finding the Fourth Proportional to 2,210.18, 3,050.22 and 1,314.20

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Solution

The fourth proportional to 2,210.18, 3,050.22 and 1,314.20 is: 1,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.18 : 3,050.22 = 1,314.20 : x
  2. Step 2: Convert to fraction form
    2,210.18/3,050.22 = 1,314.20/x
  3. Step 3: Cross multiply
    2,210.18x = 3,050.22 × 1,314.20
  4. Step 4: Simplify right side
    2,210.18x = 4,008,599.12
  5. Step 5: Solve for x
    x = 4,008,599.12/2,210.18
  6. Step 6: Final answer
    x = 1,813.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.