Home / 4,779.15-7,167.65-2,008.95

Finding the Fourth Proportional to 4,779.15, 7,167.65 and 2,008.95

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Solution

The fourth proportional to 4,779.15, 7,167.65 and 2,008.95 is: 3,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.15 : 7,167.65 = 2,008.95 : x
  2. Step 2: Convert to fraction form
    4,779.15/7,167.65 = 2,008.95/x
  3. Step 3: Cross multiply
    4,779.15x = 7,167.65 × 2,008.95
  4. Step 4: Simplify right side
    4,779.15x = 14,399,450.47
  5. Step 5: Solve for x
    x = 14,399,450.47/4,779.15
  6. Step 6: Final answer
    x = 3,012.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.