Home / 4,855.74-7,284.33-1,777.50

Finding the Fourth Proportional to 4,855.74, 7,284.33 and 1,777.50

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Solution

The fourth proportional to 4,855.74, 7,284.33 and 1,777.50 is: 2,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.74 : 7,284.33 = 1,777.50 : x
  2. Step 2: Convert to fraction form
    4,855.74/7,284.33 = 1,777.50/x
  3. Step 3: Cross multiply
    4,855.74x = 7,284.33 × 1,777.50
  4. Step 4: Simplify right side
    4,855.74x = 12,947,896.58
  5. Step 5: Solve for x
    x = 12,947,896.58/4,855.74
  6. Step 6: Final answer
    x = 2,666.51

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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.