Home / 2,756.23-3,779.26-2,674.22

Finding the Fourth Proportional to 2,756.23, 3,779.26 and 2,674.22

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Solution

The fourth proportional to 2,756.23, 3,779.26 and 2,674.22 is: 3,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.23 : 3,779.26 = 2,674.22 : x
  2. Step 2: Convert to fraction form
    2,756.23/3,779.26 = 2,674.22/x
  3. Step 3: Cross multiply
    2,756.23x = 3,779.26 × 2,674.22
  4. Step 4: Simplify right side
    2,756.23x = 10,106,547.10
  5. Step 5: Solve for x
    x = 10,106,547.10/2,756.23
  6. Step 6: Final answer
    x = 3,666.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.