Home / 11,029.51-16,534.96-4,784.81

Finding the Fourth Proportional to 11,029.51, 16,534.96 and 4,784.81

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Solution

The fourth proportional to 11,029.51, 16,534.96 and 4,784.81 is: 7,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.51 : 16,534.96 = 4,784.81 : x
  2. Step 2: Convert to fraction form
    11,029.51/16,534.96 = 4,784.81/x
  3. Step 3: Cross multiply
    11,029.51x = 16,534.96 × 4,784.81
  4. Step 4: Simplify right side
    11,029.51x = 79,116,671.33
  5. Step 5: Solve for x
    x = 79,116,671.33/11,029.51
  6. Step 6: Final answer
    x = 7,173.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.