Home / 8,055.01-11,120.12-6,258.48

Finding the Fourth Proportional to 8,055.01, 11,120.12 and 6,258.48

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Solution

The fourth proportional to 8,055.01, 11,120.12 and 6,258.48 is: 8,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.01 : 11,120.12 = 6,258.48 : x
  2. Step 2: Convert to fraction form
    8,055.01/11,120.12 = 6,258.48/x
  3. Step 3: Cross multiply
    8,055.01x = 11,120.12 × 6,258.48
  4. Step 4: Simplify right side
    8,055.01x = 69,595,048.62
  5. Step 5: Solve for x
    x = 69,595,048.62/8,055.01
  6. Step 6: Final answer
    x = 8,639.97

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Half scale
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Double scale
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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.