Home / 11,804.52-16,290.24-6,499.20

Finding the Fourth Proportional to 11,804.52, 16,290.24 and 6,499.20

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Solution

The fourth proportional to 11,804.52, 16,290.24 and 6,499.20 is: 8,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.52 : 16,290.24 = 6,499.20 : x
  2. Step 2: Convert to fraction form
    11,804.52/16,290.24 = 6,499.20/x
  3. Step 3: Cross multiply
    11,804.52x = 16,290.24 × 6,499.20
  4. Step 4: Simplify right side
    11,804.52x = 105,873,527.81
  5. Step 5: Solve for x
    x = 105,873,527.81/11,804.52
  6. Step 6: Final answer
    x = 8,968.90

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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.