Home / 3,271.20-4,903.08-1,626.12

Finding the Fourth Proportional to 3,271.20, 4,903.08 and 1,626.12

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Solution

The fourth proportional to 3,271.20, 4,903.08 and 1,626.12 is: 2,437.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.20 : 4,903.08 = 1,626.12 : x
  2. Step 2: Convert to fraction form
    3,271.20/4,903.08 = 1,626.12/x
  3. Step 3: Cross multiply
    3,271.20x = 4,903.08 × 1,626.12
  4. Step 4: Simplify right side
    3,271.20x = 7,972,996.45
  5. Step 5: Solve for x
    x = 7,972,996.45/3,271.20
  6. Step 6: Final answer
    x = 2,437.33

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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.