Home / 3,827.61-5,740.95-1,054.56

Finding the Fourth Proportional to 3,827.61, 5,740.95 and 1,054.56

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Solution

The fourth proportional to 3,827.61, 5,740.95 and 1,054.56 is: 1,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.61 : 5,740.95 = 1,054.56 : x
  2. Step 2: Convert to fraction form
    3,827.61/5,740.95 = 1,054.56/x
  3. Step 3: Cross multiply
    3,827.61x = 5,740.95 × 1,054.56
  4. Step 4: Simplify right side
    3,827.61x = 6,054,176.23
  5. Step 5: Solve for x
    x = 6,054,176.23/3,827.61
  6. Step 6: Final answer
    x = 1,581.71

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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.