Home / 3,112.52-4,667.79-1,032.05

Finding the Fourth Proportional to 3,112.52, 4,667.79 and 1,032.05

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Solution

The fourth proportional to 3,112.52, 4,667.79 and 1,032.05 is: 1,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.52 : 4,667.79 = 1,032.05 : x
  2. Step 2: Convert to fraction form
    3,112.52/4,667.79 = 1,032.05/x
  3. Step 3: Cross multiply
    3,112.52x = 4,667.79 × 1,032.05
  4. Step 4: Simplify right side
    3,112.52x = 4,817,369.33
  5. Step 5: Solve for x
    x = 4,817,369.33/3,112.52
  6. Step 6: Final answer
    x = 1,547.74

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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.