Home / 6,321.99-8,717.58-4,432.98

Finding the Fourth Proportional to 6,321.99, 8,717.58 and 4,432.98

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Solution

The fourth proportional to 6,321.99, 8,717.58 and 4,432.98 is: 6,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.99 : 8,717.58 = 4,432.98 : x
  2. Step 2: Convert to fraction form
    6,321.99/8,717.58 = 4,432.98/x
  3. Step 3: Cross multiply
    6,321.99x = 8,717.58 × 4,432.98
  4. Step 4: Simplify right side
    6,321.99x = 38,644,857.79
  5. Step 5: Solve for x
    x = 38,644,857.79/6,321.99
  6. Step 6: Final answer
    x = 6,112.77

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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.