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Finding the Fourth Proportional to 6,495.89, 9,745.28 and 3,031.25

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Solution

The fourth proportional to 6,495.89, 9,745.28 and 3,031.25 is: 4,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.89 : 9,745.28 = 3,031.25 : x
  2. Step 2: Convert to fraction form
    6,495.89/9,745.28 = 3,031.25/x
  3. Step 3: Cross multiply
    6,495.89x = 9,745.28 × 3,031.25
  4. Step 4: Simplify right side
    6,495.89x = 29,540,364.84
  5. Step 5: Solve for x
    x = 29,540,364.84/6,495.89
  6. Step 6: Final answer
    x = 4,547.55

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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.