Home / 5,525.55-8,288.60-1,828.17

Finding the Fourth Proportional to 5,525.55, 8,288.60 and 1,828.17

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Solution

The fourth proportional to 5,525.55, 8,288.60 and 1,828.17 is: 2,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.55 : 8,288.60 = 1,828.17 : x
  2. Step 2: Convert to fraction form
    5,525.55/8,288.60 = 1,828.17/x
  3. Step 3: Cross multiply
    5,525.55x = 8,288.60 × 1,828.17
  4. Step 4: Simplify right side
    5,525.55x = 15,152,960.72
  5. Step 5: Solve for x
    x = 15,152,960.72/5,525.55
  6. Step 6: Final answer
    x = 2,742.34

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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.