Home / 4,897.46-6,758.62-2,801.78

Finding the Fourth Proportional to 4,897.46, 6,758.62 and 2,801.78

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Solution

The fourth proportional to 4,897.46, 6,758.62 and 2,801.78 is: 3,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.46 : 6,758.62 = 2,801.78 : x
  2. Step 2: Convert to fraction form
    4,897.46/6,758.62 = 2,801.78/x
  3. Step 3: Cross multiply
    4,897.46x = 6,758.62 × 2,801.78
  4. Step 4: Simplify right side
    4,897.46x = 18,936,166.34
  5. Step 5: Solve for x
    x = 18,936,166.34/4,897.46
  6. Step 6: Final answer
    x = 3,866.53

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1.5x scale

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.