Home / 11,271.84-15,555.26-6,236.08

Finding the Fourth Proportional to 11,271.84, 15,555.26 and 6,236.08

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Solution

The fourth proportional to 11,271.84, 15,555.26 and 6,236.08 is: 8,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.84 : 15,555.26 = 6,236.08 : x
  2. Step 2: Convert to fraction form
    11,271.84/15,555.26 = 6,236.08/x
  3. Step 3: Cross multiply
    11,271.84x = 15,555.26 × 6,236.08
  4. Step 4: Simplify right side
    11,271.84x = 97,003,845.78
  5. Step 5: Solve for x
    x = 97,003,845.78/11,271.84
  6. Step 6: Final answer
    x = 8,605.86

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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.