Home / 4,897.75-7,344.35-1,777.36

Finding the Fourth Proportional to 4,897.75, 7,344.35 and 1,777.36

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Solution

The fourth proportional to 4,897.75, 7,344.35 and 1,777.36 is: 2,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.75 : 7,344.35 = 1,777.36 : x
  2. Step 2: Convert to fraction form
    4,897.75/7,344.35 = 1,777.36/x
  3. Step 3: Cross multiply
    4,897.75x = 7,344.35 × 1,777.36
  4. Step 4: Simplify right side
    4,897.75x = 13,053,553.92
  5. Step 5: Solve for x
    x = 13,053,553.92/4,897.75
  6. Step 6: Final answer
    x = 2,665.21

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1.5x scale

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.