Home / 4,679.15-6,457.82-2,954.57

Finding the Fourth Proportional to 4,679.15, 6,457.82 and 2,954.57

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Solution

The fourth proportional to 4,679.15, 6,457.82 and 2,954.57 is: 4,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.15 : 6,457.82 = 2,954.57 : x
  2. Step 2: Convert to fraction form
    4,679.15/6,457.82 = 2,954.57/x
  3. Step 3: Cross multiply
    4,679.15x = 6,457.82 × 2,954.57
  4. Step 4: Simplify right side
    4,679.15x = 19,080,034.18
  5. Step 5: Solve for x
    x = 19,080,034.18/4,679.15
  6. Step 6: Final answer
    x = 4,077.68

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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.