Home / 4,779.86-6,595.97-2,790.50

Finding the Fourth Proportional to 4,779.86, 6,595.97 and 2,790.50

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Solution

The fourth proportional to 4,779.86, 6,595.97 and 2,790.50 is: 3,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.86 : 6,595.97 = 2,790.50 : x
  2. Step 2: Convert to fraction form
    4,779.86/6,595.97 = 2,790.50/x
  3. Step 3: Cross multiply
    4,779.86x = 6,595.97 × 2,790.50
  4. Step 4: Simplify right side
    4,779.86x = 18,406,007.35
  5. Step 5: Solve for x
    x = 18,406,007.35/4,779.86
  6. Step 6: Final answer
    x = 3,850.75

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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.