Home / 4,146.70-5,723.02-2,379

Finding the Fourth Proportional to 4,146.70, 5,723.02 and 2,379

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Solution

The fourth proportional to 4,146.70, 5,723.02 and 2,379 is: 3,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.70 : 5,723.02 = 2,379 : x
  2. Step 2: Convert to fraction form
    4,146.70/5,723.02 = 2,379/x
  3. Step 3: Cross multiply
    4,146.70x = 5,723.02 × 2,379
  4. Step 4: Simplify right side
    4,146.70x = 13,615,064.58
  5. Step 5: Solve for x
    x = 13,615,064.58/4,146.70
  6. Step 6: Final answer
    x = 3,283.35

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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.