Home / 6,142.04-8,476.07-3,347.54

Finding the Fourth Proportional to 6,142.04, 8,476.07 and 3,347.54

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Solution

The fourth proportional to 6,142.04, 8,476.07 and 3,347.54 is: 4,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.04 : 8,476.07 = 3,347.54 : x
  2. Step 2: Convert to fraction form
    6,142.04/8,476.07 = 3,347.54/x
  3. Step 3: Cross multiply
    6,142.04x = 8,476.07 × 3,347.54
  4. Step 4: Simplify right side
    6,142.04x = 28,373,924.25
  5. Step 5: Solve for x
    x = 28,373,924.25/6,142.04
  6. Step 6: Final answer
    x = 4,619.63

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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.