Home / 9,999.27-13,799.84-5,807.25

Finding the Fourth Proportional to 9,999.27, 13,799.84 and 5,807.25

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Solution

The fourth proportional to 9,999.27, 13,799.84 and 5,807.25 is: 8,014.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999.27 : 13,799.84 = 5,807.25 : x
  2. Step 2: Convert to fraction form
    9,999.27/13,799.84 = 5,807.25/x
  3. Step 3: Cross multiply
    9,999.27x = 13,799.84 × 5,807.25
  4. Step 4: Simplify right side
    9,999.27x = 80,139,091.80
  5. Step 5: Solve for x
    x = 80,139,091.80/9,999.27
  6. Step 6: Final answer
    x = 8,014.49

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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.