Home / 4,615.10-6,371.89-2,849.30

Finding the Fourth Proportional to 4,615.10, 6,371.89 and 2,849.30

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Solution

The fourth proportional to 4,615.10, 6,371.89 and 2,849.30 is: 3,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.10 : 6,371.89 = 2,849.30 : x
  2. Step 2: Convert to fraction form
    4,615.10/6,371.89 = 2,849.30/x
  3. Step 3: Cross multiply
    4,615.10x = 6,371.89 × 2,849.30
  4. Step 4: Simplify right side
    4,615.10x = 18,155,387.19
  5. Step 5: Solve for x
    x = 18,155,387.19/4,615.10
  6. Step 6: Final answer
    x = 3,933.91

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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.