Home / 4,604.28-6,907.50-2,140.80

Finding the Fourth Proportional to 4,604.28, 6,907.50 and 2,140.80

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Solution

The fourth proportional to 4,604.28, 6,907.50 and 2,140.80 is: 3,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,604.28 : 6,907.50 = 2,140.80 : x
  2. Step 2: Convert to fraction form
    4,604.28/6,907.50 = 2,140.80/x
  3. Step 3: Cross multiply
    4,604.28x = 6,907.50 × 2,140.80
  4. Step 4: Simplify right side
    4,604.28x = 14,787,576.00
  5. Step 5: Solve for x
    x = 14,787,576.00/4,604.28
  6. Step 6: Final answer
    x = 3,211.70

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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.