Home / 3,630.79-5,008.99-2,371.41

Finding the Fourth Proportional to 3,630.79, 5,008.99 and 2,371.41

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Solution

The fourth proportional to 3,630.79, 5,008.99 and 2,371.41 is: 3,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.79 : 5,008.99 = 2,371.41 : x
  2. Step 2: Convert to fraction form
    3,630.79/5,008.99 = 2,371.41/x
  3. Step 3: Cross multiply
    3,630.79x = 5,008.99 × 2,371.41
  4. Step 4: Simplify right side
    3,630.79x = 11,878,368.98
  5. Step 5: Solve for x
    x = 11,878,368.98/3,630.79
  6. Step 6: Final answer
    x = 3,271.57

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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.