Home / 7,407.64-11,111.46-3,025.09

Finding the Fourth Proportional to 7,407.64, 11,111.46 and 3,025.09

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Solution

The fourth proportional to 7,407.64, 11,111.46 and 3,025.09 is: 4,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.64 : 11,111.46 = 3,025.09 : x
  2. Step 2: Convert to fraction form
    7,407.64/11,111.46 = 3,025.09/x
  3. Step 3: Cross multiply
    7,407.64x = 11,111.46 × 3,025.09
  4. Step 4: Simplify right side
    7,407.64x = 33,613,208.81
  5. Step 5: Solve for x
    x = 33,613,208.81/7,407.64
  6. Step 6: Final answer
    x = 4,537.64

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Double scale
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Similar ratio
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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.