Home / 10,364.36-15,541.26-3,788.84

Finding the Fourth Proportional to 10,364.36, 15,541.26 and 3,788.84

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Solution

The fourth proportional to 10,364.36, 15,541.26 and 3,788.84 is: 5,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.36 : 15,541.26 = 3,788.84 : x
  2. Step 2: Convert to fraction form
    10,364.36/15,541.26 = 3,788.84/x
  3. Step 3: Cross multiply
    10,364.36x = 15,541.26 × 3,788.84
  4. Step 4: Simplify right side
    10,364.36x = 58,883,347.54
  5. Step 5: Solve for x
    x = 58,883,347.54/10,364.36
  6. Step 6: Final answer
    x = 5,681.33

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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.