Home / 11,090.34-15,304.70-6,374.32

Finding the Fourth Proportional to 11,090.34, 15,304.70 and 6,374.32

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Solution

The fourth proportional to 11,090.34, 15,304.70 and 6,374.32 is: 8,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.34 : 15,304.70 = 6,374.32 : x
  2. Step 2: Convert to fraction form
    11,090.34/15,304.70 = 6,374.32/x
  3. Step 3: Cross multiply
    11,090.34x = 15,304.70 × 6,374.32
  4. Step 4: Simplify right side
    11,090.34x = 97,557,055.30
  5. Step 5: Solve for x
    x = 97,557,055.30/11,090.34
  6. Step 6: Final answer
    x = 8,796.58

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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.