Home / 5,443.41-8,165.40-2,672.40

Finding the Fourth Proportional to 5,443.41, 8,165.40 and 2,672.40

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Solution

The fourth proportional to 5,443.41, 8,165.40 and 2,672.40 is: 4,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.41 : 8,165.40 = 2,672.40 : x
  2. Step 2: Convert to fraction form
    5,443.41/8,165.40 = 2,672.40/x
  3. Step 3: Cross multiply
    5,443.41x = 8,165.40 × 2,672.40
  4. Step 4: Simplify right side
    5,443.41x = 21,821,214.96
  5. Step 5: Solve for x
    x = 21,821,214.96/5,443.41
  6. Step 6: Final answer
    x = 4,008.74

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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.