Home / 2,038.13-2,812.62-1,106.63

Finding the Fourth Proportional to 2,038.13, 2,812.62 and 1,106.63

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Solution

The fourth proportional to 2,038.13, 2,812.62 and 1,106.63 is: 1,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.13 : 2,812.62 = 1,106.63 : x
  2. Step 2: Convert to fraction form
    2,038.13/2,812.62 = 1,106.63/x
  3. Step 3: Cross multiply
    2,038.13x = 2,812.62 × 1,106.63
  4. Step 4: Simplify right side
    2,038.13x = 3,112,515.61
  5. Step 5: Solve for x
    x = 3,112,515.61/2,038.13
  6. Step 6: Final answer
    x = 1,527.15

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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.