Home / 4,903.98-6,767-2,779.34

Finding the Fourth Proportional to 4,903.98, 6,767 and 2,779.34

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Solution

The fourth proportional to 4,903.98, 6,767 and 2,779.34 is: 3,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.98 : 6,767 = 2,779.34 : x
  2. Step 2: Convert to fraction form
    4,903.98/6,767 = 2,779.34/x
  3. Step 3: Cross multiply
    4,903.98x = 6,767 × 2,779.34
  4. Step 4: Simplify right side
    4,903.98x = 18,807,793.78
  5. Step 5: Solve for x
    x = 18,807,793.78/4,903.98
  6. Step 6: Final answer
    x = 3,835.21

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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.