Home / 8,935.88-13,406.96-4,005.08

Finding the Fourth Proportional to 8,935.88, 13,406.96 and 4,005.08

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Solution

The fourth proportional to 8,935.88, 13,406.96 and 4,005.08 is: 6,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.88 : 13,406.96 = 4,005.08 : x
  2. Step 2: Convert to fraction form
    8,935.88/13,406.96 = 4,005.08/x
  3. Step 3: Cross multiply
    8,935.88x = 13,406.96 × 4,005.08
  4. Step 4: Simplify right side
    8,935.88x = 53,695,947.36
  5. Step 5: Solve for x
    x = 53,695,947.36/8,935.88
  6. Step 6: Final answer
    x = 6,009.03

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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.