Home / 4,747.41-7,117.07-1,827.77

Finding the Fourth Proportional to 4,747.41, 7,117.07 and 1,827.77

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Solution

The fourth proportional to 4,747.41, 7,117.07 and 1,827.77 is: 2,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.41 : 7,117.07 = 1,827.77 : x
  2. Step 2: Convert to fraction form
    4,747.41/7,117.07 = 1,827.77/x
  3. Step 3: Cross multiply
    4,747.41x = 7,117.07 × 1,827.77
  4. Step 4: Simplify right side
    4,747.41x = 13,008,322.31
  5. Step 5: Solve for x
    x = 13,008,322.31/4,747.41
  6. Step 6: Final answer
    x = 2,740.09

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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.