Home / 3,216.03-4,797.01-2,920.74

Finding the Fourth Proportional to 3,216.03, 4,797.01 and 2,920.74

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Solution

The fourth proportional to 3,216.03, 4,797.01 and 2,920.74 is: 4,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.03 : 4,797.01 = 2,920.74 : x
  2. Step 2: Convert to fraction form
    3,216.03/4,797.01 = 2,920.74/x
  3. Step 3: Cross multiply
    3,216.03x = 4,797.01 × 2,920.74
  4. Step 4: Simplify right side
    3,216.03x = 14,010,811.69
  5. Step 5: Solve for x
    x = 14,010,811.69/3,216.03
  6. Step 6: Final answer
    x = 4,356.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.