Home / 9,031.08-13,548.50-3,191.88

Finding the Fourth Proportional to 9,031.08, 13,548.50 and 3,191.88

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Solution

The fourth proportional to 9,031.08, 13,548.50 and 3,191.88 is: 4,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.08 : 13,548.50 = 3,191.88 : x
  2. Step 2: Convert to fraction form
    9,031.08/13,548.50 = 3,191.88/x
  3. Step 3: Cross multiply
    9,031.08x = 13,548.50 × 3,191.88
  4. Step 4: Simplify right side
    9,031.08x = 43,245,186.18
  5. Step 5: Solve for x
    x = 43,245,186.18/9,031.08
  6. Step 6: Final answer
    x = 4,788.48

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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.