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Finding the Fourth Proportional to 2,646.56, 3,652.32 and 1,598

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Solution

The fourth proportional to 2,646.56, 3,652.32 and 1,598 is: 2,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.56 : 3,652.32 = 1,598 : x
  2. Step 2: Convert to fraction form
    2,646.56/3,652.32 = 1,598/x
  3. Step 3: Cross multiply
    2,646.56x = 3,652.32 × 1,598
  4. Step 4: Simplify right side
    2,646.56x = 5,836,407.36
  5. Step 5: Solve for x
    x = 5,836,407.36/2,646.56
  6. Step 6: Final answer
    x = 2,205.28

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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.