Home / 2,262.08-3,119.31-1,554.53

Finding the Fourth Proportional to 2,262.08, 3,119.31 and 1,554.53

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Solution

The fourth proportional to 2,262.08, 3,119.31 and 1,554.53 is: 2,143.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.08 : 3,119.31 = 1,554.53 : x
  2. Step 2: Convert to fraction form
    2,262.08/3,119.31 = 1,554.53/x
  3. Step 3: Cross multiply
    2,262.08x = 3,119.31 × 1,554.53
  4. Step 4: Simplify right side
    2,262.08x = 4,849,060.97
  5. Step 5: Solve for x
    x = 4,849,060.97/2,262.08
  6. Step 6: Final answer
    x = 2,143.63

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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.