Home / 11,090.96-15,305.40-6,055.20

Finding the Fourth Proportional to 11,090.96, 15,305.40 and 6,055.20

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Solution

The fourth proportional to 11,090.96, 15,305.40 and 6,055.20 is: 8,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.96 : 15,305.40 = 6,055.20 : x
  2. Step 2: Convert to fraction form
    11,090.96/15,305.40 = 6,055.20/x
  3. Step 3: Cross multiply
    11,090.96x = 15,305.40 × 6,055.20
  4. Step 4: Simplify right side
    11,090.96x = 92,677,258.08
  5. Step 5: Solve for x
    x = 92,677,258.08/11,090.96
  6. Step 6: Final answer
    x = 8,356.11

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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.