Home / 4,875.26-6,727.74-2,779.26

Finding the Fourth Proportional to 4,875.26, 6,727.74 and 2,779.26

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Solution

The fourth proportional to 4,875.26, 6,727.74 and 2,779.26 is: 3,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.26 : 6,727.74 = 2,779.26 : x
  2. Step 2: Convert to fraction form
    4,875.26/6,727.74 = 2,779.26/x
  3. Step 3: Cross multiply
    4,875.26x = 6,727.74 × 2,779.26
  4. Step 4: Simplify right side
    4,875.26x = 18,698,138.67
  5. Step 5: Solve for x
    x = 18,698,138.67/4,875.26
  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.