Home / 11,274.23-15,558.12-6,238.66

Finding the Fourth Proportional to 11,274.23, 15,558.12 and 6,238.66

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Solution

The fourth proportional to 11,274.23, 15,558.12 and 6,238.66 is: 8,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.23 : 15,558.12 = 6,238.66 : x
  2. Step 2: Convert to fraction form
    11,274.23/15,558.12 = 6,238.66/x
  3. Step 3: Cross multiply
    11,274.23x = 15,558.12 × 6,238.66
  4. Step 4: Simplify right side
    11,274.23x = 97,061,782.02
  5. Step 5: Solve for x
    x = 97,061,782.02/11,274.23
  6. Step 6: Final answer
    x = 8,609.18

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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.