Home / 4,478.73-6,720.51-2,633.45

Finding the Fourth Proportional to 4,478.73, 6,720.51 and 2,633.45

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Solution

The fourth proportional to 4,478.73, 6,720.51 and 2,633.45 is: 3,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.73 : 6,720.51 = 2,633.45 : x
  2. Step 2: Convert to fraction form
    4,478.73/6,720.51 = 2,633.45/x
  3. Step 3: Cross multiply
    4,478.73x = 6,720.51 × 2,633.45
  4. Step 4: Simplify right side
    4,478.73x = 17,698,127.06
  5. Step 5: Solve for x
    x = 17,698,127.06/4,478.73
  6. Step 6: Final answer
    x = 3,951.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.