Home / 11,943.90-17,910.99-5,368.32

Finding the Fourth Proportional to 11,943.90, 17,910.99 and 5,368.32

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Solution

The fourth proportional to 11,943.90, 17,910.99 and 5,368.32 is: 8,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.90 : 17,910.99 = 5,368.32 : x
  2. Step 2: Convert to fraction form
    11,943.90/17,910.99 = 5,368.32/x
  3. Step 3: Cross multiply
    11,943.90x = 17,910.99 × 5,368.32
  4. Step 4: Simplify right side
    11,943.90x = 96,151,925.84
  5. Step 5: Solve for x
    x = 96,151,925.84/11,943.90
  6. Step 6: Final answer
    x = 8,050.30

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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.