Home / 3,329.12-4,983.60-2,674.40

Finding the Fourth Proportional to 3,329.12, 4,983.60 and 2,674.40

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Solution

The fourth proportional to 3,329.12, 4,983.60 and 2,674.40 is: 4,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.12 : 4,983.60 = 2,674.40 : x
  2. Step 2: Convert to fraction form
    3,329.12/4,983.60 = 2,674.40/x
  3. Step 3: Cross multiply
    3,329.12x = 4,983.60 × 2,674.40
  4. Step 4: Simplify right side
    3,329.12x = 13,328,139.84
  5. Step 5: Solve for x
    x = 13,328,139.84/3,329.12
  6. Step 6: Final answer
    x = 4,003.50

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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.