Home / 11,196.64-15,484.80-9,835.84

Finding the Fourth Proportional to 11,196.64, 15,484.80 and 9,835.84

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Solution

The fourth proportional to 11,196.64, 15,484.80 and 9,835.84 is: 13,602.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.64 : 15,484.80 = 9,835.84 : x
  2. Step 2: Convert to fraction form
    11,196.64/15,484.80 = 9,835.84/x
  3. Step 3: Cross multiply
    11,196.64x = 15,484.80 × 9,835.84
  4. Step 4: Simplify right side
    11,196.64x = 152,306,015.23
  5. Step 5: Solve for x
    x = 152,306,015.23/11,196.64
  6. Step 6: Final answer
    x = 13,602.83

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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.