Home / 7,356.20-11,033.96-1,809.59

Finding the Fourth Proportional to 7,356.20, 11,033.96 and 1,809.59

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Solution

The fourth proportional to 7,356.20, 11,033.96 and 1,809.59 is: 2,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.20 : 11,033.96 = 1,809.59 : x
  2. Step 2: Convert to fraction form
    7,356.20/11,033.96 = 1,809.59/x
  3. Step 3: Cross multiply
    7,356.20x = 11,033.96 × 1,809.59
  4. Step 4: Simplify right side
    7,356.20x = 19,966,879.46
  5. Step 5: Solve for x
    x = 19,966,879.46/7,356.20
  6. Step 6: Final answer
    x = 2,714.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.