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Finding the Fourth Proportional to 1,885.08, 2,602.26 and 1,632

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Solution

The fourth proportional to 1,885.08, 2,602.26 and 1,632 is: 2,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.08 : 2,602.26 = 1,632 : x
  2. Step 2: Convert to fraction form
    1,885.08/2,602.26 = 1,632/x
  3. Step 3: Cross multiply
    1,885.08x = 2,602.26 × 1,632
  4. Step 4: Simplify right side
    1,885.08x = 4,246,888.32
  5. Step 5: Solve for x
    x = 4,246,888.32/1,885.08
  6. Step 6: Final answer
    x = 2,252.90

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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.