Home / 11,628.92-16,054.04-9,335.30

Finding the Fourth Proportional to 11,628.92, 16,054.04 and 9,335.30

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Solution

The fourth proportional to 11,628.92, 16,054.04 and 9,335.30 is: 12,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.92 : 16,054.04 = 9,335.30 : x
  2. Step 2: Convert to fraction form
    11,628.92/16,054.04 = 9,335.30/x
  3. Step 3: Cross multiply
    11,628.92x = 16,054.04 × 9,335.30
  4. Step 4: Simplify right side
    11,628.92x = 149,869,279.61
  5. Step 5: Solve for x
    x = 149,869,279.61/11,628.92
  6. Step 6: Final answer
    x = 12,887.64

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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.