Home / 7,506.72-11,261.64-2,575.20

Finding the Fourth Proportional to 7,506.72, 11,261.64 and 2,575.20

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Solution

The fourth proportional to 7,506.72, 11,261.64 and 2,575.20 is: 3,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.72 : 11,261.64 = 2,575.20 : x
  2. Step 2: Convert to fraction form
    7,506.72/11,261.64 = 2,575.20/x
  3. Step 3: Cross multiply
    7,506.72x = 11,261.64 × 2,575.20
  4. Step 4: Simplify right side
    7,506.72x = 29,000,975.33
  5. Step 5: Solve for x
    x = 29,000,975.33/7,506.72
  6. Step 6: Final answer
    x = 3,863.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.