Home / 11,271.39-15,554.38-6,235.22

Finding the Fourth Proportional to 11,271.39, 15,554.38 and 6,235.22

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Solution

The fourth proportional to 11,271.39, 15,554.38 and 6,235.22 is: 8,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.39 : 15,554.38 = 6,235.22 : x
  2. Step 2: Convert to fraction form
    11,271.39/15,554.38 = 6,235.22/x
  3. Step 3: Cross multiply
    11,271.39x = 15,554.38 × 6,235.22
  4. Step 4: Simplify right side
    11,271.39x = 96,984,981.26
  5. Step 5: Solve for x
    x = 96,984,981.26/11,271.39
  6. Step 6: Final answer
    x = 8,604.53

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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.