Home / 6,621.03-9,136.64-3,636.27

Finding the Fourth Proportional to 6,621.03, 9,136.64 and 3,636.27

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Solution

The fourth proportional to 6,621.03, 9,136.64 and 3,636.27 is: 5,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.03 : 9,136.64 = 3,636.27 : x
  2. Step 2: Convert to fraction form
    6,621.03/9,136.64 = 3,636.27/x
  3. Step 3: Cross multiply
    6,621.03x = 9,136.64 × 3,636.27
  4. Step 4: Simplify right side
    6,621.03x = 33,223,271.75
  5. Step 5: Solve for x
    x = 33,223,271.75/6,621.03
  6. Step 6: Final answer
    x = 5,017.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.