Home / 2,772.08-3,824.12-1,652.26

Finding the Fourth Proportional to 2,772.08, 3,824.12 and 1,652.26

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Solution

The fourth proportional to 2,772.08, 3,824.12 and 1,652.26 is: 2,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.08 : 3,824.12 = 1,652.26 : x
  2. Step 2: Convert to fraction form
    2,772.08/3,824.12 = 1,652.26/x
  3. Step 3: Cross multiply
    2,772.08x = 3,824.12 × 1,652.26
  4. Step 4: Simplify right side
    2,772.08x = 6,318,440.51
  5. Step 5: Solve for x
    x = 6,318,440.51/2,772.08
  6. Step 6: Final answer
    x = 2,279.31

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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.