Home / 2,915.22-4,369.20-1,746.12

Finding the Fourth Proportional to 2,915.22, 4,369.20 and 1,746.12

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Solution

The fourth proportional to 2,915.22, 4,369.20 and 1,746.12 is: 2,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.22 : 4,369.20 = 1,746.12 : x
  2. Step 2: Convert to fraction form
    2,915.22/4,369.20 = 1,746.12/x
  3. Step 3: Cross multiply
    2,915.22x = 4,369.20 × 1,746.12
  4. Step 4: Simplify right side
    2,915.22x = 7,629,147.50
  5. Step 5: Solve for x
    x = 7,629,147.50/2,915.22
  6. Step 6: Final answer
    x = 2,617.01

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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.