Home / 3,514.71-4,840.42-3,438.16

Finding the Fourth Proportional to 3,514.71, 4,840.42 and 3,438.16

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Solution

The fourth proportional to 3,514.71, 4,840.42 and 3,438.16 is: 4,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.71 : 4,840.42 = 3,438.16 : x
  2. Step 2: Convert to fraction form
    3,514.71/4,840.42 = 3,438.16/x
  3. Step 3: Cross multiply
    3,514.71x = 4,840.42 × 3,438.16
  4. Step 4: Simplify right side
    3,514.71x = 16,642,138.43
  5. Step 5: Solve for x
    x = 16,642,138.43/3,514.71
  6. Step 6: Final answer
    x = 4,735.00

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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.