Home / 3,264.49-4,504.96-1,772.40

Finding the Fourth Proportional to 3,264.49, 4,504.96 and 1,772.40

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Solution

The fourth proportional to 3,264.49, 4,504.96 and 1,772.40 is: 2,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.49 : 4,504.96 = 1,772.40 : x
  2. Step 2: Convert to fraction form
    3,264.49/4,504.96 = 1,772.40/x
  3. Step 3: Cross multiply
    3,264.49x = 4,504.96 × 1,772.40
  4. Step 4: Simplify right side
    3,264.49x = 7,984,591.10
  5. Step 5: Solve for x
    x = 7,984,591.10/3,264.49
  6. Step 6: Final answer
    x = 2,445.89

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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.