Home / 11,835.08-16,332.32-6,529.80

Finding the Fourth Proportional to 11,835.08, 16,332.32 and 6,529.80

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Solution

The fourth proportional to 11,835.08, 16,332.32 and 6,529.80 is: 9,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.08 : 16,332.32 = 6,529.80 : x
  2. Step 2: Convert to fraction form
    11,835.08/16,332.32 = 6,529.80/x
  3. Step 3: Cross multiply
    11,835.08x = 16,332.32 × 6,529.80
  4. Step 4: Simplify right side
    11,835.08x = 106,646,783.14
  5. Step 5: Solve for x
    x = 106,646,783.14/11,835.08
  6. Step 6: Final answer
    x = 9,011.07

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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.