Home / 3,303.11-4,953.74-1,328.73

Finding the Fourth Proportional to 3,303.11, 4,953.74 and 1,328.73

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Solution

The fourth proportional to 3,303.11, 4,953.74 and 1,328.73 is: 1,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.11 : 4,953.74 = 1,328.73 : x
  2. Step 2: Convert to fraction form
    3,303.11/4,953.74 = 1,328.73/x
  3. Step 3: Cross multiply
    3,303.11x = 4,953.74 × 1,328.73
  4. Step 4: Simplify right side
    3,303.11x = 6,582,176.31
  5. Step 5: Solve for x
    x = 6,582,176.31/3,303.11
  6. Step 6: Final answer
    x = 1,992.72

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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.