Home / 7,277.22-10,915.60-2,012.55

Finding the Fourth Proportional to 7,277.22, 10,915.60 and 2,012.55

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Solution

The fourth proportional to 7,277.22, 10,915.60 and 2,012.55 is: 3,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.22 : 10,915.60 = 2,012.55 : x
  2. Step 2: Convert to fraction form
    7,277.22/10,915.60 = 2,012.55/x
  3. Step 3: Cross multiply
    7,277.22x = 10,915.60 × 2,012.55
  4. Step 4: Simplify right side
    7,277.22x = 21,968,195.81
  5. Step 5: Solve for x
    x = 21,968,195.81/7,277.22
  6. Step 6: Final answer
    x = 3,018.76

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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.