Home / 4,347.75-6,003.80-2,778.58

Finding the Fourth Proportional to 4,347.75, 6,003.80 and 2,778.58

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Solution

The fourth proportional to 4,347.75, 6,003.80 and 2,778.58 is: 3,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.75 : 6,003.80 = 2,778.58 : x
  2. Step 2: Convert to fraction form
    4,347.75/6,003.80 = 2,778.58/x
  3. Step 3: Cross multiply
    4,347.75x = 6,003.80 × 2,778.58
  4. Step 4: Simplify right side
    4,347.75x = 16,682,038.60
  5. Step 5: Solve for x
    x = 16,682,038.60/4,347.75
  6. Step 6: Final answer
    x = 3,836.94

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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.