Home / 2,235.47-3,084.36-1,518.92

Finding the Fourth Proportional to 2,235.47, 3,084.36 and 1,518.92

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Solution

The fourth proportional to 2,235.47, 3,084.36 and 1,518.92 is: 2,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.47 : 3,084.36 = 1,518.92 : x
  2. Step 2: Convert to fraction form
    2,235.47/3,084.36 = 1,518.92/x
  3. Step 3: Cross multiply
    2,235.47x = 3,084.36 × 1,518.92
  4. Step 4: Simplify right side
    2,235.47x = 4,684,896.09
  5. Step 5: Solve for x
    x = 4,684,896.09/2,235.47
  6. Step 6: Final answer
    x = 2,095.71

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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.