Home / 5,017.35-6,923.90-2,779.23

Finding the Fourth Proportional to 5,017.35, 6,923.90 and 2,779.23

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Solution

The fourth proportional to 5,017.35, 6,923.90 and 2,779.23 is: 3,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.35 : 6,923.90 = 2,779.23 : x
  2. Step 2: Convert to fraction form
    5,017.35/6,923.90 = 2,779.23/x
  3. Step 3: Cross multiply
    5,017.35x = 6,923.90 × 2,779.23
  4. Step 4: Simplify right side
    5,017.35x = 19,243,096.70
  5. Step 5: Solve for x
    x = 19,243,096.70/5,017.35
  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.