Home / 4,325.55-6,480.09-3,636.78

Finding the Fourth Proportional to 4,325.55, 6,480.09 and 3,636.78

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Solution

The fourth proportional to 4,325.55, 6,480.09 and 3,636.78 is: 5,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.55 : 6,480.09 = 3,636.78 : x
  2. Step 2: Convert to fraction form
    4,325.55/6,480.09 = 3,636.78/x
  3. Step 3: Cross multiply
    4,325.55x = 6,480.09 × 3,636.78
  4. Step 4: Simplify right side
    4,325.55x = 23,566,661.71
  5. Step 5: Solve for x
    x = 23,566,661.71/4,325.55
  6. Step 6: Final answer
    x = 5,448.25

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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.