Home / 4,330.20-6,480.72-3,601.20

Finding the Fourth Proportional to 4,330.20, 6,480.72 and 3,601.20

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Solution

The fourth proportional to 4,330.20, 6,480.72 and 3,601.20 is: 5,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.20 : 6,480.72 = 3,601.20 : x
  2. Step 2: Convert to fraction form
    4,330.20/6,480.72 = 3,601.20/x
  3. Step 3: Cross multiply
    4,330.20x = 6,480.72 × 3,601.20
  4. Step 4: Simplify right side
    4,330.20x = 23,338,368.86
  5. Step 5: Solve for x
    x = 23,338,368.86/4,330.20
  6. Step 6: Final answer
    x = 5,389.67

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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.