Home / 3,046.34-4,204.06-1,720.19

Finding the Fourth Proportional to 3,046.34, 4,204.06 and 1,720.19

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Solution

The fourth proportional to 3,046.34, 4,204.06 and 1,720.19 is: 2,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.34 : 4,204.06 = 1,720.19 : x
  2. Step 2: Convert to fraction form
    3,046.34/4,204.06 = 1,720.19/x
  3. Step 3: Cross multiply
    3,046.34x = 4,204.06 × 1,720.19
  4. Step 4: Simplify right side
    3,046.34x = 7,231,756.65
  5. Step 5: Solve for x
    x = 7,231,756.65/3,046.34
  6. Step 6: Final answer
    x = 2,373.92

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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.