Home / 4,670.87-6,446.19-2,575.40

Finding the Fourth Proportional to 4,670.87, 6,446.19 and 2,575.40

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Solution

The fourth proportional to 4,670.87, 6,446.19 and 2,575.40 is: 3,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.87 : 6,446.19 = 2,575.40 : x
  2. Step 2: Convert to fraction form
    4,670.87/6,446.19 = 2,575.40/x
  3. Step 3: Cross multiply
    4,670.87x = 6,446.19 × 2,575.40
  4. Step 4: Simplify right side
    4,670.87x = 16,601,495.15
  5. Step 5: Solve for x
    x = 16,601,495.15/4,670.87
  6. Step 6: Final answer
    x = 3,554.27

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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.