Home / 5,555.32-8,334.18-2,092.57

Finding the Fourth Proportional to 5,555.32, 8,334.18 and 2,092.57

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Solution

The fourth proportional to 5,555.32, 8,334.18 and 2,092.57 is: 3,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.32 : 8,334.18 = 2,092.57 : x
  2. Step 2: Convert to fraction form
    5,555.32/8,334.18 = 2,092.57/x
  3. Step 3: Cross multiply
    5,555.32x = 8,334.18 × 2,092.57
  4. Step 4: Simplify right side
    5,555.32x = 17,439,855.04
  5. Step 5: Solve for x
    x = 17,439,855.04/5,555.32
  6. Step 6: Final answer
    x = 3,139.31

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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.