Home / 9,279.81-13,918.35-2,704.23

Finding the Fourth Proportional to 9,279.81, 13,918.35 and 2,704.23

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Solution

The fourth proportional to 9,279.81, 13,918.35 and 2,704.23 is: 4,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.81 : 13,918.35 = 2,704.23 : x
  2. Step 2: Convert to fraction form
    9,279.81/13,918.35 = 2,704.23/x
  3. Step 3: Cross multiply
    9,279.81x = 13,918.35 × 2,704.23
  4. Step 4: Simplify right side
    9,279.81x = 37,638,419.62
  5. Step 5: Solve for x
    x = 37,638,419.62/9,279.81
  6. Step 6: Final answer
    x = 4,055.95

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1.5x scale

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.