Home / 5,017.33-6,923.91-2,779.21

Finding the Fourth Proportional to 5,017.33, 6,923.91 and 2,779.21

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Solution

The fourth proportional to 5,017.33, 6,923.91 and 2,779.21 is: 3,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.33 : 6,923.91 = 2,779.21 : x
  2. Step 2: Convert to fraction form
    5,017.33/6,923.91 = 2,779.21/x
  3. Step 3: Cross multiply
    5,017.33x = 6,923.91 × 2,779.21
  4. Step 4: Simplify right side
    5,017.33x = 19,242,999.91
  5. Step 5: Solve for x
    x = 19,242,999.91/5,017.33
  6. Step 6: Final answer
    x = 3,835.31

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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.