Home / 1,833.80-2,530.34-1,047.56

Finding the Fourth Proportional to 1,833.80, 2,530.34 and 1,047.56

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Solution

The fourth proportional to 1,833.80, 2,530.34 and 1,047.56 is: 1,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.80 : 2,530.34 = 1,047.56 : x
  2. Step 2: Convert to fraction form
    1,833.80/2,530.34 = 1,047.56/x
  3. Step 3: Cross multiply
    1,833.80x = 2,530.34 × 1,047.56
  4. Step 4: Simplify right side
    1,833.80x = 2,650,682.97
  5. Step 5: Solve for x
    x = 2,650,682.97/1,833.80
  6. Step 6: Final answer
    x = 1,445.46

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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.