Home / 6,669.88-9,993.06-5,945.92

Finding the Fourth Proportional to 6,669.88, 9,993.06 and 5,945.92

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Solution

The fourth proportional to 6,669.88, 9,993.06 and 5,945.92 is: 8,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.88 : 9,993.06 = 5,945.92 : x
  2. Step 2: Convert to fraction form
    6,669.88/9,993.06 = 5,945.92/x
  3. Step 3: Cross multiply
    6,669.88x = 9,993.06 × 5,945.92
  4. Step 4: Simplify right side
    6,669.88x = 59,417,935.32
  5. Step 5: Solve for x
    x = 59,417,935.32/6,669.88
  6. Step 6: Final answer
    x = 8,908.40

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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.