Home / 11,675.04-16,114.86-6,641.94

Finding the Fourth Proportional to 11,675.04, 16,114.86 and 6,641.94

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Solution

The fourth proportional to 11,675.04, 16,114.86 and 6,641.94 is: 9,167.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.04 : 16,114.86 = 6,641.94 : x
  2. Step 2: Convert to fraction form
    11,675.04/16,114.86 = 6,641.94/x
  3. Step 3: Cross multiply
    11,675.04x = 16,114.86 × 6,641.94
  4. Step 4: Simplify right side
    11,675.04x = 107,033,933.23
  5. Step 5: Solve for x
    x = 107,033,933.23/11,675.04
  6. Step 6: Final answer
    x = 9,167.76

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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.