Home / 11,310.17-15,608.88-6,274.35

Finding the Fourth Proportional to 11,310.17, 15,608.88 and 6,274.35

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Solution

The fourth proportional to 11,310.17, 15,608.88 and 6,274.35 is: 8,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.17 : 15,608.88 = 6,274.35 : x
  2. Step 2: Convert to fraction form
    11,310.17/15,608.88 = 6,274.35/x
  3. Step 3: Cross multiply
    11,310.17x = 15,608.88 × 6,274.35
  4. Step 4: Simplify right side
    11,310.17x = 97,935,576.23
  5. Step 5: Solve for x
    x = 97,935,576.23/11,310.17
  6. Step 6: Final answer
    x = 8,659.08

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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.