Home / 11,953.12-16,496.04-7,237.84

Finding the Fourth Proportional to 11,953.12, 16,496.04 and 7,237.84

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Solution

The fourth proportional to 11,953.12, 16,496.04 and 7,237.84 is: 9,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.12 : 16,496.04 = 7,237.84 : x
  2. Step 2: Convert to fraction form
    11,953.12/16,496.04 = 7,237.84/x
  3. Step 3: Cross multiply
    11,953.12x = 16,496.04 × 7,237.84
  4. Step 4: Simplify right side
    11,953.12x = 119,395,698.15
  5. Step 5: Solve for x
    x = 119,395,698.15/11,953.12
  6. Step 6: Final answer
    x = 9,988.66

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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.