Home / 5,618.10-8,426.34-2,331.93

Finding the Fourth Proportional to 5,618.10, 8,426.34 and 2,331.93

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Solution

The fourth proportional to 5,618.10, 8,426.34 and 2,331.93 is: 3,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.10 : 8,426.34 = 2,331.93 : x
  2. Step 2: Convert to fraction form
    5,618.10/8,426.34 = 2,331.93/x
  3. Step 3: Cross multiply
    5,618.10x = 8,426.34 × 2,331.93
  4. Step 4: Simplify right side
    5,618.10x = 19,649,635.04
  5. Step 5: Solve for x
    x = 19,649,635.04/5,618.10
  6. Step 6: Final answer
    x = 3,497.56

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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.