Home / 11,271.51-15,554.35-6,235.44

Finding the Fourth Proportional to 11,271.51, 15,554.35 and 6,235.44

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Solution

The fourth proportional to 11,271.51, 15,554.35 and 6,235.44 is: 8,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.51 : 15,554.35 = 6,235.44 : x
  2. Step 2: Convert to fraction form
    11,271.51/15,554.35 = 6,235.44/x
  3. Step 3: Cross multiply
    11,271.51x = 15,554.35 × 6,235.44
  4. Step 4: Simplify right side
    11,271.51x = 96,988,130.56
  5. Step 5: Solve for x
    x = 96,988,130.56/11,271.51
  6. Step 6: Final answer
    x = 8,604.71

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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.