Home / 2,851.47-4,271.25-2,293.16

Finding the Fourth Proportional to 2,851.47, 4,271.25 and 2,293.16

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Solution

The fourth proportional to 2,851.47, 4,271.25 and 2,293.16 is: 3,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.47 : 4,271.25 = 2,293.16 : x
  2. Step 2: Convert to fraction form
    2,851.47/4,271.25 = 2,293.16/x
  3. Step 3: Cross multiply
    2,851.47x = 4,271.25 × 2,293.16
  4. Step 4: Simplify right side
    2,851.47x = 9,794,670.33
  5. Step 5: Solve for x
    x = 9,794,670.33/2,851.47
  6. Step 6: Final answer
    x = 3,434.95

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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.