Home / 7,088.41-10,634.21-2,158.44

Finding the Fourth Proportional to 7,088.41, 10,634.21 and 2,158.44

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Solution

The fourth proportional to 7,088.41, 10,634.21 and 2,158.44 is: 3,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.41 : 10,634.21 = 2,158.44 : x
  2. Step 2: Convert to fraction form
    7,088.41/10,634.21 = 2,158.44/x
  3. Step 3: Cross multiply
    7,088.41x = 10,634.21 × 2,158.44
  4. Step 4: Simplify right side
    7,088.41x = 22,953,327.54
  5. Step 5: Solve for x
    x = 22,953,327.54/7,088.41
  6. Step 6: Final answer
    x = 3,238.15

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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.