Home / 2,932.81-4,047.32-1,606.64

Finding the Fourth Proportional to 2,932.81, 4,047.32 and 1,606.64

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Solution

The fourth proportional to 2,932.81, 4,047.32 and 1,606.64 is: 2,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.81 : 4,047.32 = 1,606.64 : x
  2. Step 2: Convert to fraction form
    2,932.81/4,047.32 = 1,606.64/x
  3. Step 3: Cross multiply
    2,932.81x = 4,047.32 × 1,606.64
  4. Step 4: Simplify right side
    2,932.81x = 6,502,586.20
  5. Step 5: Solve for x
    x = 6,502,586.20/2,932.81
  6. Step 6: Final answer
    x = 2,217.19

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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.