Home / 5,017.31-6,923.44-2,779.14

Finding the Fourth Proportional to 5,017.31, 6,923.44 and 2,779.14

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Solution

The fourth proportional to 5,017.31, 6,923.44 and 2,779.14 is: 3,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.31 : 6,923.44 = 2,779.14 : x
  2. Step 2: Convert to fraction form
    5,017.31/6,923.44 = 2,779.14/x
  3. Step 3: Cross multiply
    5,017.31x = 6,923.44 × 2,779.14
  4. Step 4: Simplify right side
    5,017.31x = 19,241,209.04
  5. Step 5: Solve for x
    x = 19,241,209.04/5,017.31
  6. Step 6: Final answer
    x = 3,834.97

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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.