Home / 4,667.99-6,441.51-2,779.70

Finding the Fourth Proportional to 4,667.99, 6,441.51 and 2,779.70

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Solution

The fourth proportional to 4,667.99, 6,441.51 and 2,779.70 is: 3,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.99 : 6,441.51 = 2,779.70 : x
  2. Step 2: Convert to fraction form
    4,667.99/6,441.51 = 2,779.70/x
  3. Step 3: Cross multiply
    4,667.99x = 6,441.51 × 2,779.70
  4. Step 4: Simplify right side
    4,667.99x = 17,905,481.45
  5. Step 5: Solve for x
    x = 17,905,481.45/4,667.99
  6. Step 6: Final answer
    x = 3,835.81

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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.