Home / 9,219.70-13,832.32-4,292.26

Finding the Fourth Proportional to 9,219.70, 13,832.32 and 4,292.26

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Solution

The fourth proportional to 9,219.70, 13,832.32 and 4,292.26 is: 6,439.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.70 : 13,832.32 = 4,292.26 : x
  2. Step 2: Convert to fraction form
    9,219.70/13,832.32 = 4,292.26/x
  3. Step 3: Cross multiply
    9,219.70x = 13,832.32 × 4,292.26
  4. Step 4: Simplify right side
    9,219.70x = 59,371,913.84
  5. Step 5: Solve for x
    x = 59,371,913.84/9,219.70
  6. Step 6: Final answer
    x = 6,439.68

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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.