Home / 3,064.09-4,228.88-1,719.84

Finding the Fourth Proportional to 3,064.09, 4,228.88 and 1,719.84

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Solution

The fourth proportional to 3,064.09, 4,228.88 and 1,719.84 is: 2,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.09 : 4,228.88 = 1,719.84 : x
  2. Step 2: Convert to fraction form
    3,064.09/4,228.88 = 1,719.84/x
  3. Step 3: Cross multiply
    3,064.09x = 4,228.88 × 1,719.84
  4. Step 4: Simplify right side
    3,064.09x = 7,273,011.85
  5. Step 5: Solve for x
    x = 7,273,011.85/3,064.09
  6. Step 6: Final answer
    x = 2,373.63

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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.