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Finding the Fourth Proportional to 2,968.04, 4,452 and 888.05

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Solution

The fourth proportional to 2,968.04, 4,452 and 888.05 is: 1,332.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.04 : 4,452 = 888.05 : x
  2. Step 2: Convert to fraction form
    2,968.04/4,452 = 888.05/x
  3. Step 3: Cross multiply
    2,968.04x = 4,452 × 888.05
  4. Step 4: Simplify right side
    2,968.04x = 3,953,576.34
  5. Step 5: Solve for x
    x = 3,953,576.34/2,968.04
  6. Step 6: Final answer
    x = 1,332.05

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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.