Home / 2,922.42-4,379.98-1,461.99

Finding the Fourth Proportional to 2,922.42, 4,379.98 and 1,461.99

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Solution

The fourth proportional to 2,922.42, 4,379.98 and 1,461.99 is: 2,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.42 : 4,379.98 = 1,461.99 : x
  2. Step 2: Convert to fraction form
    2,922.42/4,379.98 = 1,461.99/x
  3. Step 3: Cross multiply
    2,922.42x = 4,379.98 × 1,461.99
  4. Step 4: Simplify right side
    2,922.42x = 6,403,486.96
  5. Step 5: Solve for x
    x = 6,403,486.96/2,922.42
  6. Step 6: Final answer
    x = 2,191.16

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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.