Home / 2,370.22-3,270.87-1,307.99

Finding the Fourth Proportional to 2,370.22, 3,270.87 and 1,307.99

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Solution

The fourth proportional to 2,370.22, 3,270.87 and 1,307.99 is: 1,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.22 : 3,270.87 = 1,307.99 : x
  2. Step 2: Convert to fraction form
    2,370.22/3,270.87 = 1,307.99/x
  3. Step 3: Cross multiply
    2,370.22x = 3,270.87 × 1,307.99
  4. Step 4: Simplify right side
    2,370.22x = 4,278,270.16
  5. Step 5: Solve for x
    x = 4,278,270.16/2,370.22
  6. Step 6: Final answer
    x = 1,805.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.