Home / 4,779.63-7,168.07-2,006.92

Finding the Fourth Proportional to 4,779.63, 7,168.07 and 2,006.92

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Solution

The fourth proportional to 4,779.63, 7,168.07 and 2,006.92 is: 3,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.63 : 7,168.07 = 2,006.92 : x
  2. Step 2: Convert to fraction form
    4,779.63/7,168.07 = 2,006.92/x
  3. Step 3: Cross multiply
    4,779.63x = 7,168.07 × 2,006.92
  4. Step 4: Simplify right side
    4,779.63x = 14,385,738.03
  5. Step 5: Solve for x
    x = 14,385,738.03/4,779.63
  6. Step 6: Final answer
    x = 3,009.80

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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.