Home / 11,828.12-17,752.20-4,813.32

Finding the Fourth Proportional to 11,828.12, 17,752.20 and 4,813.32

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Solution

The fourth proportional to 11,828.12, 17,752.20 and 4,813.32 is: 7,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.12 : 17,752.20 = 4,813.32 : x
  2. Step 2: Convert to fraction form
    11,828.12/17,752.20 = 4,813.32/x
  3. Step 3: Cross multiply
    11,828.12x = 17,752.20 × 4,813.32
  4. Step 4: Simplify right side
    11,828.12x = 85,447,019.30
  5. Step 5: Solve for x
    x = 85,447,019.30/11,828.12
  6. Step 6: Final answer
    x = 7,224.06

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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.