Home / 8,312.04-12,467.93-3,932.64

Finding the Fourth Proportional to 8,312.04, 12,467.93 and 3,932.64

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Solution

The fourth proportional to 8,312.04, 12,467.93 and 3,932.64 is: 5,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.04 : 12,467.93 = 3,932.64 : x
  2. Step 2: Convert to fraction form
    8,312.04/12,467.93 = 3,932.64/x
  3. Step 3: Cross multiply
    8,312.04x = 12,467.93 × 3,932.64
  4. Step 4: Simplify right side
    8,312.04x = 49,031,860.57
  5. Step 5: Solve for x
    x = 49,031,860.57/8,312.04
  6. Step 6: Final answer
    x = 5,898.90

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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.