Home / 4,610.03-6,915.04-1,147.28

Finding the Fourth Proportional to 4,610.03, 6,915.04 and 1,147.28

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Solution

The fourth proportional to 4,610.03, 6,915.04 and 1,147.28 is: 1,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.03 : 6,915.04 = 1,147.28 : x
  2. Step 2: Convert to fraction form
    4,610.03/6,915.04 = 1,147.28/x
  3. Step 3: Cross multiply
    4,610.03x = 6,915.04 × 1,147.28
  4. Step 4: Simplify right side
    4,610.03x = 7,933,452.52
  5. Step 5: Solve for x
    x = 7,933,452.52/4,610.03
  6. Step 6: Final answer
    x = 1,720.91

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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.