Home / 4,476.87-6,175.34-2,885.63

Finding the Fourth Proportional to 4,476.87, 6,175.34 and 2,885.63

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Solution

The fourth proportional to 4,476.87, 6,175.34 and 2,885.63 is: 3,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.87 : 6,175.34 = 2,885.63 : x
  2. Step 2: Convert to fraction form
    4,476.87/6,175.34 = 2,885.63/x
  3. Step 3: Cross multiply
    4,476.87x = 6,175.34 × 2,885.63
  4. Step 4: Simplify right side
    4,476.87x = 17,819,711.88
  5. Step 5: Solve for x
    x = 17,819,711.88/4,476.87
  6. Step 6: Final answer
    x = 3,980.40

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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.