Home / 6,249.52-9,378.90-5,031.64

Finding the Fourth Proportional to 6,249.52, 9,378.90 and 5,031.64

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Solution

The fourth proportional to 6,249.52, 9,378.90 and 5,031.64 is: 7,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.52 : 9,378.90 = 5,031.64 : x
  2. Step 2: Convert to fraction form
    6,249.52/9,378.90 = 5,031.64/x
  3. Step 3: Cross multiply
    6,249.52x = 9,378.90 × 5,031.64
  4. Step 4: Simplify right side
    6,249.52x = 47,191,218.30
  5. Step 5: Solve for x
    x = 47,191,218.30/6,249.52
  6. Step 6: Final answer
    x = 7,551.17

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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.