Home / 2,837.01-3,905.37-2,461.78

Finding the Fourth Proportional to 2,837.01, 3,905.37 and 2,461.78

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Solution

The fourth proportional to 2,837.01, 3,905.37 and 2,461.78 is: 3,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.01 : 3,905.37 = 2,461.78 : x
  2. Step 2: Convert to fraction form
    2,837.01/3,905.37 = 2,461.78/x
  3. Step 3: Cross multiply
    2,837.01x = 3,905.37 × 2,461.78
  4. Step 4: Simplify right side
    2,837.01x = 9,614,161.76
  5. Step 5: Solve for x
    x = 9,614,161.76/2,837.01
  6. Step 6: Final answer
    x = 3,388.84

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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.