Home / 2,932.16-4,047.69-1,871.33

Finding the Fourth Proportional to 2,932.16, 4,047.69 and 1,871.33

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Solution

The fourth proportional to 2,932.16, 4,047.69 and 1,871.33 is: 2,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.16 : 4,047.69 = 1,871.33 : x
  2. Step 2: Convert to fraction form
    2,932.16/4,047.69 = 1,871.33/x
  3. Step 3: Cross multiply
    2,932.16x = 4,047.69 × 1,871.33
  4. Step 4: Simplify right side
    2,932.16x = 7,574,551.36
  5. Step 5: Solve for x
    x = 7,574,551.36/2,932.16
  6. Step 6: Final answer
    x = 2,583.27

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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.