Home / 4,901.21-6,763.60-2,662.98

Finding the Fourth Proportional to 4,901.21, 6,763.60 and 2,662.98

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Solution

The fourth proportional to 4,901.21, 6,763.60 and 2,662.98 is: 3,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.21 : 6,763.60 = 2,662.98 : x
  2. Step 2: Convert to fraction form
    4,901.21/6,763.60 = 2,662.98/x
  3. Step 3: Cross multiply
    4,901.21x = 6,763.60 × 2,662.98
  4. Step 4: Simplify right side
    4,901.21x = 18,011,309.49
  5. Step 5: Solve for x
    x = 18,011,309.49/4,901.21
  6. Step 6: Final answer
    x = 3,674.87

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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.