Home / 4,610.34-6,915.51-1,147.59

Finding the Fourth Proportional to 4,610.34, 6,915.51 and 1,147.59

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Solution

The fourth proportional to 4,610.34, 6,915.51 and 1,147.59 is: 1,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.34 : 6,915.51 = 1,147.59 : x
  2. Step 2: Convert to fraction form
    4,610.34/6,915.51 = 1,147.59/x
  3. Step 3: Cross multiply
    4,610.34x = 6,915.51 × 1,147.59
  4. Step 4: Simplify right side
    4,610.34x = 7,936,170.12
  5. Step 5: Solve for x
    x = 7,936,170.12/4,610.34
  6. Step 6: Final answer
    x = 1,721.39

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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.