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Finding the Fourth Proportional to 2,992.55, 4,482.14 and 2,294.07

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Solution

The fourth proportional to 2,992.55, 4,482.14 and 2,294.07 is: 3,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.55 : 4,482.14 = 2,294.07 : x
  2. Step 2: Convert to fraction form
    2,992.55/4,482.14 = 2,294.07/x
  3. Step 3: Cross multiply
    2,992.55x = 4,482.14 × 2,294.07
  4. Step 4: Simplify right side
    2,992.55x = 10,282,339.84
  5. Step 5: Solve for x
    x = 10,282,339.84/2,992.55
  6. Step 6: Final answer
    x = 3,435.99

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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.