Home / 6,031.24-8,323.16-3,378.76

Finding the Fourth Proportional to 6,031.24, 8,323.16 and 3,378.76

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Solution

The fourth proportional to 6,031.24, 8,323.16 and 3,378.76 is: 4,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.24 : 8,323.16 = 3,378.76 : x
  2. Step 2: Convert to fraction form
    6,031.24/8,323.16 = 3,378.76/x
  3. Step 3: Cross multiply
    6,031.24x = 8,323.16 × 3,378.76
  4. Step 4: Simplify right side
    6,031.24x = 28,121,960.08
  5. Step 5: Solve for x
    x = 28,121,960.08/6,031.24
  6. Step 6: Final answer
    x = 4,662.72

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Half scale
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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.