Home / 11,236.42-15,518.01-7,046.98

Finding the Fourth Proportional to 11,236.42, 15,518.01 and 7,046.98

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Solution

The fourth proportional to 11,236.42, 15,518.01 and 7,046.98 is: 9,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.42 : 15,518.01 = 7,046.98 : x
  2. Step 2: Convert to fraction form
    11,236.42/15,518.01 = 7,046.98/x
  3. Step 3: Cross multiply
    11,236.42x = 15,518.01 × 7,046.98
  4. Step 4: Simplify right side
    11,236.42x = 109,355,106.11
  5. Step 5: Solve for x
    x = 109,355,106.11/11,236.42
  6. Step 6: Final answer
    x = 9,732.20

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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.