Home / 3,752.07-5,631.63-1,904.51

Finding the Fourth Proportional to 3,752.07, 5,631.63 and 1,904.51

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Solution

The fourth proportional to 3,752.07, 5,631.63 and 1,904.51 is: 2,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.07 : 5,631.63 = 1,904.51 : x
  2. Step 2: Convert to fraction form
    3,752.07/5,631.63 = 1,904.51/x
  3. Step 3: Cross multiply
    3,752.07x = 5,631.63 × 1,904.51
  4. Step 4: Simplify right side
    3,752.07x = 10,725,486.33
  5. Step 5: Solve for x
    x = 10,725,486.33/3,752.07
  6. Step 6: Final answer
    x = 2,858.55

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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.