Home / 11,577.28-15,973.14-6,540.88

Finding the Fourth Proportional to 11,577.28, 15,973.14 and 6,540.88

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Solution

The fourth proportional to 11,577.28, 15,973.14 and 6,540.88 is: 9,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.28 : 15,973.14 = 6,540.88 : x
  2. Step 2: Convert to fraction form
    11,577.28/15,973.14 = 6,540.88/x
  3. Step 3: Cross multiply
    11,577.28x = 15,973.14 × 6,540.88
  4. Step 4: Simplify right side
    11,577.28x = 104,478,391.96
  5. Step 5: Solve for x
    x = 104,478,391.96/11,577.28
  6. Step 6: Final answer
    x = 9,024.43

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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.