Home / 2,342.61-3,515.67-2,199.24

Finding the Fourth Proportional to 2,342.61, 3,515.67 and 2,199.24

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Solution

The fourth proportional to 2,342.61, 3,515.67 and 2,199.24 is: 3,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.61 : 3,515.67 = 2,199.24 : x
  2. Step 2: Convert to fraction form
    2,342.61/3,515.67 = 2,199.24/x
  3. Step 3: Cross multiply
    2,342.61x = 3,515.67 × 2,199.24
  4. Step 4: Simplify right side
    2,342.61x = 7,731,802.09
  5. Step 5: Solve for x
    x = 7,731,802.09/2,342.61
  6. Step 6: Final answer
    x = 3,300.51

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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.