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Finding the Fourth Proportional to 1,632.37, 2,252.69 and 886.34

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Solution

The fourth proportional to 1,632.37, 2,252.69 and 886.34 is: 1,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.37 : 2,252.69 = 886.34 : x
  2. Step 2: Convert to fraction form
    1,632.37/2,252.69 = 886.34/x
  3. Step 3: Cross multiply
    1,632.37x = 2,252.69 × 886.34
  4. Step 4: Simplify right side
    1,632.37x = 1,996,658.76
  5. Step 5: Solve for x
    x = 1,996,658.76/1,632.37
  6. Step 6: Final answer
    x = 1,223.17

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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.