Home / 9,028.10-13,543.98-3,188.84

Finding the Fourth Proportional to 9,028.10, 13,543.98 and 3,188.84

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Solution

The fourth proportional to 9,028.10, 13,543.98 and 3,188.84 is: 4,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.10 : 13,543.98 = 3,188.84 : x
  2. Step 2: Convert to fraction form
    9,028.10/13,543.98 = 3,188.84/x
  3. Step 3: Cross multiply
    9,028.10x = 13,543.98 × 3,188.84
  4. Step 4: Simplify right side
    9,028.10x = 43,189,585.18
  5. Step 5: Solve for x
    x = 43,189,585.18/9,028.10
  6. Step 6: Final answer
    x = 4,783.91

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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.