Home / 5,017.75-6,924.83-2,779.72

Finding the Fourth Proportional to 5,017.75, 6,924.83 and 2,779.72

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Solution

The fourth proportional to 5,017.75, 6,924.83 and 2,779.72 is: 3,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.75 : 6,924.83 = 2,779.72 : x
  2. Step 2: Convert to fraction form
    5,017.75/6,924.83 = 2,779.72/x
  3. Step 3: Cross multiply
    5,017.75x = 6,924.83 × 2,779.72
  4. Step 4: Simplify right side
    5,017.75x = 19,249,057.24
  5. Step 5: Solve for x
    x = 19,249,057.24/5,017.75
  6. Step 6: Final answer
    x = 3,836.19

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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.