Home / 3,296.88-4,549.76-1,970.59

Finding the Fourth Proportional to 3,296.88, 4,549.76 and 1,970.59

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Solution

The fourth proportional to 3,296.88, 4,549.76 and 1,970.59 is: 2,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.88 : 4,549.76 = 1,970.59 : x
  2. Step 2: Convert to fraction form
    3,296.88/4,549.76 = 1,970.59/x
  3. Step 3: Cross multiply
    3,296.88x = 4,549.76 × 1,970.59
  4. Step 4: Simplify right side
    3,296.88x = 8,965,711.56
  5. Step 5: Solve for x
    x = 8,965,711.56/3,296.88
  6. Step 6: Final answer
    x = 2,719.45

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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.