Home / 2,176.36-3,000.38-1,458.25

Finding the Fourth Proportional to 2,176.36, 3,000.38 and 1,458.25

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Solution

The fourth proportional to 2,176.36, 3,000.38 and 1,458.25 is: 2,010.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.36 : 3,000.38 = 1,458.25 : x
  2. Step 2: Convert to fraction form
    2,176.36/3,000.38 = 1,458.25/x
  3. Step 3: Cross multiply
    2,176.36x = 3,000.38 × 1,458.25
  4. Step 4: Simplify right side
    2,176.36x = 4,375,289.34
  5. Step 5: Solve for x
    x = 4,375,289.34/2,176.36
  6. Step 6: Final answer
    x = 2,010.37

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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.