Home / 9,108.09-12,573.27-6,754.34

Finding the Fourth Proportional to 9,108.09, 12,573.27 and 6,754.34

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Solution

The fourth proportional to 9,108.09, 12,573.27 and 6,754.34 is: 9,324.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.09 : 12,573.27 = 6,754.34 : x
  2. Step 2: Convert to fraction form
    9,108.09/12,573.27 = 6,754.34/x
  3. Step 3: Cross multiply
    9,108.09x = 12,573.27 × 6,754.34
  4. Step 4: Simplify right side
    9,108.09x = 84,924,077.63
  5. Step 5: Solve for x
    x = 84,924,077.63/9,108.09
  6. Step 6: Final answer
    x = 9,324.03

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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.