Home / 4,779.18-7,169.12-2,003.06

Finding the Fourth Proportional to 4,779.18, 7,169.12 and 2,003.06

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Solution

The fourth proportional to 4,779.18, 7,169.12 and 2,003.06 is: 3,004.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.18 : 7,169.12 = 2,003.06 : x
  2. Step 2: Convert to fraction form
    4,779.18/7,169.12 = 2,003.06/x
  3. Step 3: Cross multiply
    4,779.18x = 7,169.12 × 2,003.06
  4. Step 4: Simplify right side
    4,779.18x = 14,360,177.51
  5. Step 5: Solve for x
    x = 14,360,177.51/4,779.18
  6. Step 6: Final answer
    x = 3,004.74

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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.