Home / 2,864.89-3,953.50-1,606.03

Finding the Fourth Proportional to 2,864.89, 3,953.50 and 1,606.03

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Solution

The fourth proportional to 2,864.89, 3,953.50 and 1,606.03 is: 2,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.89 : 3,953.50 = 1,606.03 : x
  2. Step 2: Convert to fraction form
    2,864.89/3,953.50 = 1,606.03/x
  3. Step 3: Cross multiply
    2,864.89x = 3,953.50 × 1,606.03
  4. Step 4: Simplify right side
    2,864.89x = 6,349,439.61
  5. Step 5: Solve for x
    x = 6,349,439.61/2,864.89
  6. Step 6: Final answer
    x = 2,216.29

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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.