Home / 7,393.42-11,081.76-2,461.90

Finding the Fourth Proportional to 7,393.42, 11,081.76 and 2,461.90

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Solution

The fourth proportional to 7,393.42, 11,081.76 and 2,461.90 is: 3,690.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.42 : 11,081.76 = 2,461.90 : x
  2. Step 2: Convert to fraction form
    7,393.42/11,081.76 = 2,461.90/x
  3. Step 3: Cross multiply
    7,393.42x = 11,081.76 × 2,461.90
  4. Step 4: Simplify right side
    7,393.42x = 27,282,184.94
  5. Step 5: Solve for x
    x = 27,282,184.94/7,393.42
  6. Step 6: Final answer
    x = 3,690.06

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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.