Home / 6,119.76-8,445.51-3,467.13

Finding the Fourth Proportional to 6,119.76, 8,445.51 and 3,467.13

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Solution

The fourth proportional to 6,119.76, 8,445.51 and 3,467.13 is: 4,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.76 : 8,445.51 = 3,467.13 : x
  2. Step 2: Convert to fraction form
    6,119.76/8,445.51 = 3,467.13/x
  3. Step 3: Cross multiply
    6,119.76x = 8,445.51 × 3,467.13
  4. Step 4: Simplify right side
    6,119.76x = 29,281,681.09
  5. Step 5: Solve for x
    x = 29,281,681.09/6,119.76
  6. Step 6: Final answer
    x = 4,784.78

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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.