Home / 11,659.52-16,089.56-6,623.08

Finding the Fourth Proportional to 11,659.52, 16,089.56 and 6,623.08

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Solution

The fourth proportional to 11,659.52, 16,089.56 and 6,623.08 is: 9,139.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.52 : 16,089.56 = 6,623.08 : x
  2. Step 2: Convert to fraction form
    11,659.52/16,089.56 = 6,623.08/x
  3. Step 3: Cross multiply
    11,659.52x = 16,089.56 × 6,623.08
  4. Step 4: Simplify right side
    11,659.52x = 106,562,443.04
  5. Step 5: Solve for x
    x = 106,562,443.04/11,659.52
  6. Step 6: Final answer
    x = 9,139.52

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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.