Home / 9,219.90-13,828.93-3,671.75

Finding the Fourth Proportional to 9,219.90, 13,828.93 and 3,671.75

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Solution

The fourth proportional to 9,219.90, 13,828.93 and 3,671.75 is: 5,507.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.90 : 13,828.93 = 3,671.75 : x
  2. Step 2: Convert to fraction form
    9,219.90/13,828.93 = 3,671.75/x
  3. Step 3: Cross multiply
    9,219.90x = 13,828.93 × 3,671.75
  4. Step 4: Simplify right side
    9,219.90x = 50,776,373.73
  5. Step 5: Solve for x
    x = 50,776,373.73/9,219.90
  6. Step 6: Final answer
    x = 5,507.26

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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.