Home / 9,031.08-12,464.84-5,495.43

Finding the Fourth Proportional to 9,031.08, 12,464.84 and 5,495.43

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Solution

The fourth proportional to 9,031.08, 12,464.84 and 5,495.43 is: 7,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.08 : 12,464.84 = 5,495.43 : x
  2. Step 2: Convert to fraction form
    9,031.08/12,464.84 = 5,495.43/x
  3. Step 3: Cross multiply
    9,031.08x = 12,464.84 × 5,495.43
  4. Step 4: Simplify right side
    9,031.08x = 68,499,655.68
  5. Step 5: Solve for x
    x = 68,499,655.68/9,031.08
  6. Step 6: Final answer
    x = 7,584.88

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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.