Home / 5,017.98-6,924.83-2,779.81

Finding the Fourth Proportional to 5,017.98, 6,924.83 and 2,779.81

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Solution

The fourth proportional to 5,017.98, 6,924.83 and 2,779.81 is: 3,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.98 : 6,924.83 = 2,779.81 : x
  2. Step 2: Convert to fraction form
    5,017.98/6,924.83 = 2,779.81/x
  3. Step 3: Cross multiply
    5,017.98x = 6,924.83 × 2,779.81
  4. Step 4: Simplify right side
    5,017.98x = 19,249,711.68
  5. Step 5: Solve for x
    x = 19,249,711.68/5,017.98
  6. Step 6: Final answer
    x = 3,836.15

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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.