Home / 2,632.96-3,634-1,570.96

Finding the Fourth Proportional to 2,632.96, 3,634 and 1,570.96

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Solution

The fourth proportional to 2,632.96, 3,634 and 1,570.96 is: 2,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.96 : 3,634 = 1,570.96 : x
  2. Step 2: Convert to fraction form
    2,632.96/3,634 = 1,570.96/x
  3. Step 3: Cross multiply
    2,632.96x = 3,634 × 1,570.96
  4. Step 4: Simplify right side
    2,632.96x = 5,708,868.64
  5. Step 5: Solve for x
    x = 5,708,868.64/2,632.96
  6. Step 6: Final answer
    x = 2,168.23

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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.