Home / 2,391.89-3,566.91-2,370.02

Finding the Fourth Proportional to 2,391.89, 3,566.91 and 2,370.02

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Solution

The fourth proportional to 2,391.89, 3,566.91 and 2,370.02 is: 3,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.89 : 3,566.91 = 2,370.02 : x
  2. Step 2: Convert to fraction form
    2,391.89/3,566.91 = 2,370.02/x
  3. Step 3: Cross multiply
    2,391.89x = 3,566.91 × 2,370.02
  4. Step 4: Simplify right side
    2,391.89x = 8,453,636.19
  5. Step 5: Solve for x
    x = 8,453,636.19/2,391.89
  6. Step 6: Final answer
    x = 3,534.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.