Home / 3,296.68-4,548.67-1,970.13

Finding the Fourth Proportional to 3,296.68, 4,548.67 and 1,970.13

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Solution

The fourth proportional to 3,296.68, 4,548.67 and 1,970.13 is: 2,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.68 : 4,548.67 = 1,970.13 : x
  2. Step 2: Convert to fraction form
    3,296.68/4,548.67 = 1,970.13/x
  3. Step 3: Cross multiply
    3,296.68x = 4,548.67 × 1,970.13
  4. Step 4: Simplify right side
    3,296.68x = 8,961,471.23
  5. Step 5: Solve for x
    x = 8,961,471.23/3,296.68
  6. Step 6: Final answer
    x = 2,718.33

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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.