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Finding the Fourth Proportional to 2,525.04, 3,787.43 and 881.55

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Solution

The fourth proportional to 2,525.04, 3,787.43 and 881.55 is: 1,322.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.04 : 3,787.43 = 881.55 : x
  2. Step 2: Convert to fraction form
    2,525.04/3,787.43 = 881.55/x
  3. Step 3: Cross multiply
    2,525.04x = 3,787.43 × 881.55
  4. Step 4: Simplify right side
    2,525.04x = 3,338,804.51
  5. Step 5: Solve for x
    x = 3,338,804.51/2,525.04
  6. Step 6: Final answer
    x = 1,322.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.