Home / 4,607.55-6,911.37-1,144.80

Finding the Fourth Proportional to 4,607.55, 6,911.37 and 1,144.80

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Solution

The fourth proportional to 4,607.55, 6,911.37 and 1,144.80 is: 1,717.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.55 : 6,911.37 = 1,144.80 : x
  2. Step 2: Convert to fraction form
    4,607.55/6,911.37 = 1,144.80/x
  3. Step 3: Cross multiply
    4,607.55x = 6,911.37 × 1,144.80
  4. Step 4: Simplify right side
    4,607.55x = 7,912,136.38
  5. Step 5: Solve for x
    x = 7,912,136.38/4,607.55
  6. Step 6: Final answer
    x = 1,717.21

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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.