Home / 4,745.28-6,547.99-2,755.45

Finding the Fourth Proportional to 4,745.28, 6,547.99 and 2,755.45

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Solution

The fourth proportional to 4,745.28, 6,547.99 and 2,755.45 is: 3,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.28 : 6,547.99 = 2,755.45 : x
  2. Step 2: Convert to fraction form
    4,745.28/6,547.99 = 2,755.45/x
  3. Step 3: Cross multiply
    4,745.28x = 6,547.99 × 2,755.45
  4. Step 4: Simplify right side
    4,745.28x = 18,042,635.79
  5. Step 5: Solve for x
    x = 18,042,635.79/4,745.28
  6. Step 6: Final answer
    x = 3,802.23

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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.