Home / 6,076.88-8,386.12-3,424.34

Finding the Fourth Proportional to 6,076.88, 8,386.12 and 3,424.34

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Solution

The fourth proportional to 6,076.88, 8,386.12 and 3,424.34 is: 4,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.88 : 8,386.12 = 3,424.34 : x
  2. Step 2: Convert to fraction form
    6,076.88/8,386.12 = 3,424.34/x
  3. Step 3: Cross multiply
    6,076.88x = 8,386.12 × 3,424.34
  4. Step 4: Simplify right side
    6,076.88x = 28,716,926.16
  5. Step 5: Solve for x
    x = 28,716,926.16/6,076.88
  6. Step 6: Final answer
    x = 4,725.60

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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.