Home / 4,677.47-6,453.56-2,884.34

Finding the Fourth Proportional to 4,677.47, 6,453.56 and 2,884.34

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Solution

The fourth proportional to 4,677.47, 6,453.56 and 2,884.34 is: 3,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.47 : 6,453.56 = 2,884.34 : x
  2. Step 2: Convert to fraction form
    4,677.47/6,453.56 = 2,884.34/x
  3. Step 3: Cross multiply
    4,677.47x = 6,453.56 × 2,884.34
  4. Step 4: Simplify right side
    4,677.47x = 18,614,214.56
  5. Step 5: Solve for x
    x = 18,614,214.56/4,677.47
  6. Step 6: Final answer
    x = 3,979.55

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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.