Home / 3,176.72-4,386.75-2,059.52

Finding the Fourth Proportional to 3,176.72, 4,386.75 and 2,059.52

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Solution

The fourth proportional to 3,176.72, 4,386.75 and 2,059.52 is: 2,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.72 : 4,386.75 = 2,059.52 : x
  2. Step 2: Convert to fraction form
    3,176.72/4,386.75 = 2,059.52/x
  3. Step 3: Cross multiply
    3,176.72x = 4,386.75 × 2,059.52
  4. Step 4: Simplify right side
    3,176.72x = 9,034,610.33
  5. Step 5: Solve for x
    x = 9,034,610.33/3,176.72
  6. Step 6: Final answer
    x = 2,844.01

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1.5x scale

Why These Related Problems?

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