Home / 11,015.82-16,482.33-6,557.09

Finding the Fourth Proportional to 11,015.82, 16,482.33 and 6,557.09

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Solution

The fourth proportional to 11,015.82, 16,482.33 and 6,557.09 is: 9,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.82 : 16,482.33 = 6,557.09 : x
  2. Step 2: Convert to fraction form
    11,015.82/16,482.33 = 6,557.09/x
  3. Step 3: Cross multiply
    11,015.82x = 16,482.33 × 6,557.09
  4. Step 4: Simplify right side
    11,015.82x = 108,076,038.81
  5. Step 5: Solve for x
    x = 108,076,038.81/11,015.82
  6. Step 6: Final answer
    x = 9,810.98

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1.5x scale

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.