Home / 6,031.70-8,323.78-3,378.92

Finding the Fourth Proportional to 6,031.70, 8,323.78 and 3,378.92

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Solution

The fourth proportional to 6,031.70, 8,323.78 and 3,378.92 is: 4,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.70 : 8,323.78 = 3,378.92 : x
  2. Step 2: Convert to fraction form
    6,031.70/8,323.78 = 3,378.92/x
  3. Step 3: Cross multiply
    6,031.70x = 8,323.78 × 3,378.92
  4. Step 4: Simplify right side
    6,031.70x = 28,125,386.72
  5. Step 5: Solve for x
    x = 28,125,386.72/6,031.70
  6. Step 6: Final answer
    x = 4,662.93

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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.