Home / 4,903.23-6,765.36-2,778.57

Finding the Fourth Proportional to 4,903.23, 6,765.36 and 2,778.57

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Solution

The fourth proportional to 4,903.23, 6,765.36 and 2,778.57 is: 3,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.23 : 6,765.36 = 2,778.57 : x
  2. Step 2: Convert to fraction form
    4,903.23/6,765.36 = 2,778.57/x
  3. Step 3: Cross multiply
    4,903.23x = 6,765.36 × 2,778.57
  4. Step 4: Simplify right side
    4,903.23x = 18,798,026.34
  5. Step 5: Solve for x
    x = 18,798,026.34/4,903.23
  6. Step 6: Final answer
    x = 3,833.80

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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.