Home / 7,078.73-10,615.67-2,697.44

Finding the Fourth Proportional to 7,078.73, 10,615.67 and 2,697.44

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Solution

The fourth proportional to 7,078.73, 10,615.67 and 2,697.44 is: 4,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.73 : 10,615.67 = 2,697.44 : x
  2. Step 2: Convert to fraction form
    7,078.73/10,615.67 = 2,697.44/x
  3. Step 3: Cross multiply
    7,078.73x = 10,615.67 × 2,697.44
  4. Step 4: Simplify right side
    7,078.73x = 28,635,119.40
  5. Step 5: Solve for x
    x = 28,635,119.40/7,078.73
  6. Step 6: Final answer
    x = 4,045.23

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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.