Home / 10,754.31-16,131.44-7,055.66

Finding the Fourth Proportional to 10,754.31, 16,131.44 and 7,055.66

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Solution

The fourth proportional to 10,754.31, 16,131.44 and 7,055.66 is: 10,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.31 : 16,131.44 = 7,055.66 : x
  2. Step 2: Convert to fraction form
    10,754.31/16,131.44 = 7,055.66/x
  3. Step 3: Cross multiply
    10,754.31x = 16,131.44 × 7,055.66
  4. Step 4: Simplify right side
    10,754.31x = 113,817,840.01
  5. Step 5: Solve for x
    x = 113,817,840.01/10,754.31
  6. Step 6: Final answer
    x = 10,583.46

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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.