Home / 2,908.59-4,014.45-1,729.44

Finding the Fourth Proportional to 2,908.59, 4,014.45 and 1,729.44

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Solution

The fourth proportional to 2,908.59, 4,014.45 and 1,729.44 is: 2,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.59 : 4,014.45 = 1,729.44 : x
  2. Step 2: Convert to fraction form
    2,908.59/4,014.45 = 1,729.44/x
  3. Step 3: Cross multiply
    2,908.59x = 4,014.45 × 1,729.44
  4. Step 4: Simplify right side
    2,908.59x = 6,942,750.41
  5. Step 5: Solve for x
    x = 6,942,750.41/2,908.59
  6. Step 6: Final answer
    x = 2,386.98

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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.