Home / 3,330.21-4,595.69-2,003.99

Finding the Fourth Proportional to 3,330.21, 4,595.69 and 2,003.99

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Solution

The fourth proportional to 3,330.21, 4,595.69 and 2,003.99 is: 2,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.21 : 4,595.69 = 2,003.99 : x
  2. Step 2: Convert to fraction form
    3,330.21/4,595.69 = 2,003.99/x
  3. Step 3: Cross multiply
    3,330.21x = 4,595.69 × 2,003.99
  4. Step 4: Simplify right side
    3,330.21x = 9,209,683.80
  5. Step 5: Solve for x
    x = 9,209,683.80/3,330.21
  6. Step 6: Final answer
    x = 2,765.50

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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.