Home / 11,835.77-16,332.95-6,530.45

Finding the Fourth Proportional to 11,835.77, 16,332.95 and 6,530.45

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Solution

The fourth proportional to 11,835.77, 16,332.95 and 6,530.45 is: 9,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.77 : 16,332.95 = 6,530.45 : x
  2. Step 2: Convert to fraction form
    11,835.77/16,332.95 = 6,530.45/x
  3. Step 3: Cross multiply
    11,835.77x = 16,332.95 × 6,530.45
  4. Step 4: Simplify right side
    11,835.77x = 106,661,447.99
  5. Step 5: Solve for x
    x = 106,661,447.99/11,835.77
  6. Step 6: Final answer
    x = 9,011.79

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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.