Home / 11,041.47-16,548.48-5,185.80

Finding the Fourth Proportional to 11,041.47, 16,548.48 and 5,185.80

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Solution

The fourth proportional to 11,041.47, 16,548.48 and 5,185.80 is: 7,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,041.47 : 16,548.48 = 5,185.80 : x
  2. Step 2: Convert to fraction form
    11,041.47/16,548.48 = 5,185.80/x
  3. Step 3: Cross multiply
    11,041.47x = 16,548.48 × 5,185.80
  4. Step 4: Simplify right side
    11,041.47x = 85,817,107.58
  5. Step 5: Solve for x
    x = 85,817,107.58/11,041.47
  6. Step 6: Final answer
    x = 7,772.25

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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.