Home / 2,574.24-3,858.80-1,036.32

Finding the Fourth Proportional to 2,574.24, 3,858.80 and 1,036.32

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Solution

The fourth proportional to 2,574.24, 3,858.80 and 1,036.32 is: 1,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.24 : 3,858.80 = 1,036.32 : x
  2. Step 2: Convert to fraction form
    2,574.24/3,858.80 = 1,036.32/x
  3. Step 3: Cross multiply
    2,574.24x = 3,858.80 × 1,036.32
  4. Step 4: Simplify right side
    2,574.24x = 3,998,951.62
  5. Step 5: Solve for x
    x = 3,998,951.62/2,574.24
  6. Step 6: Final answer
    x = 1,553.45

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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.