Home / 11,199.36-15,454.80-6,483.44

Finding the Fourth Proportional to 11,199.36, 15,454.80 and 6,483.44

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Solution

The fourth proportional to 11,199.36, 15,454.80 and 6,483.44 is: 8,946.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.36 : 15,454.80 = 6,483.44 : x
  2. Step 2: Convert to fraction form
    11,199.36/15,454.80 = 6,483.44/x
  3. Step 3: Cross multiply
    11,199.36x = 15,454.80 × 6,483.44
  4. Step 4: Simplify right side
    11,199.36x = 100,200,268.51
  5. Step 5: Solve for x
    x = 100,200,268.51/11,199.36
  6. Step 6: Final answer
    x = 8,946.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.