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Finding the Fourth Proportional to 9,995.08, 13,783 and 6,015.40

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Solution

The fourth proportional to 9,995.08, 13,783 and 6,015.40 is: 8,295.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.08 : 13,783 = 6,015.40 : x
  2. Step 2: Convert to fraction form
    9,995.08/13,783 = 6,015.40/x
  3. Step 3: Cross multiply
    9,995.08x = 13,783 × 6,015.40
  4. Step 4: Simplify right side
    9,995.08x = 82,910,258.20
  5. Step 5: Solve for x
    x = 82,910,258.20/9,995.08
  6. Step 6: Final answer
    x = 8,295.11

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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.