Home / 3,264.24-4,505.04-1,938.68

Finding the Fourth Proportional to 3,264.24, 4,505.04 and 1,938.68

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Solution

The fourth proportional to 3,264.24, 4,505.04 and 1,938.68 is: 2,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.24 : 4,505.04 = 1,938.68 : x
  2. Step 2: Convert to fraction form
    3,264.24/4,505.04 = 1,938.68/x
  3. Step 3: Cross multiply
    3,264.24x = 4,505.04 × 1,938.68
  4. Step 4: Simplify right side
    3,264.24x = 8,733,808.42
  5. Step 5: Solve for x
    x = 8,733,808.42/3,264.24
  6. Step 6: Final answer
    x = 2,675.60

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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.