Home / 1,036.23-1,550.40-701.34

Finding the Fourth Proportional to 1,036.23, 1,550.40 and 701.34

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Solution

The fourth proportional to 1,036.23, 1,550.40 and 701.34 is: 1,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.23 : 1,550.40 = 701.34 : x
  2. Step 2: Convert to fraction form
    1,036.23/1,550.40 = 701.34/x
  3. Step 3: Cross multiply
    1,036.23x = 1,550.40 × 701.34
  4. Step 4: Simplify right side
    1,036.23x = 1,087,357.54
  5. Step 5: Solve for x
    x = 1,087,357.54/1,036.23
  6. Step 6: Final answer
    x = 1,049.34

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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.