Home / 4,962.45-7,442.75-1,675.47

Finding the Fourth Proportional to 4,962.45, 7,442.75 and 1,675.47

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Solution

The fourth proportional to 4,962.45, 7,442.75 and 1,675.47 is: 2,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.45 : 7,442.75 = 1,675.47 : x
  2. Step 2: Convert to fraction form
    4,962.45/7,442.75 = 1,675.47/x
  3. Step 3: Cross multiply
    4,962.45x = 7,442.75 × 1,675.47
  4. Step 4: Simplify right side
    4,962.45x = 12,470,095.97
  5. Step 5: Solve for x
    x = 12,470,095.97/4,962.45
  6. Step 6: Final answer
    x = 2,512.89

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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.