Home / 3,570.27-4,927.60-2,391.51

Finding the Fourth Proportional to 3,570.27, 4,927.60 and 2,391.51

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Solution

The fourth proportional to 3,570.27, 4,927.60 and 2,391.51 is: 3,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.27 : 4,927.60 = 2,391.51 : x
  2. Step 2: Convert to fraction form
    3,570.27/4,927.60 = 2,391.51/x
  3. Step 3: Cross multiply
    3,570.27x = 4,927.60 × 2,391.51
  4. Step 4: Simplify right side
    3,570.27x = 11,784,404.68
  5. Step 5: Solve for x
    x = 11,784,404.68/3,570.27
  6. Step 6: Final answer
    x = 3,300.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.