Home / 5,623.41-8,435.34-2,113.05

Finding the Fourth Proportional to 5,623.41, 8,435.34 and 2,113.05

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Solution

The fourth proportional to 5,623.41, 8,435.34 and 2,113.05 is: 3,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.41 : 8,435.34 = 2,113.05 : x
  2. Step 2: Convert to fraction form
    5,623.41/8,435.34 = 2,113.05/x
  3. Step 3: Cross multiply
    5,623.41x = 8,435.34 × 2,113.05
  4. Step 4: Simplify right side
    5,623.41x = 17,824,295.19
  5. Step 5: Solve for x
    x = 17,824,295.19/5,623.41
  6. Step 6: Final answer
    x = 3,169.66

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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.