Home / 4,938.36-6,814.89-2,700.21

Finding the Fourth Proportional to 4,938.36, 6,814.89 and 2,700.21

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Solution

The fourth proportional to 4,938.36, 6,814.89 and 2,700.21 is: 3,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.36 : 6,814.89 = 2,700.21 : x
  2. Step 2: Convert to fraction form
    4,938.36/6,814.89 = 2,700.21/x
  3. Step 3: Cross multiply
    4,938.36x = 6,814.89 × 2,700.21
  4. Step 4: Simplify right side
    4,938.36x = 18,401,667.28
  5. Step 5: Solve for x
    x = 18,401,667.28/4,938.36
  6. Step 6: Final answer
    x = 3,726.27

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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.