Home / 9,432.95-13,021.46-6,367.47

Finding the Fourth Proportional to 9,432.95, 13,021.46 and 6,367.47

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Solution

The fourth proportional to 9,432.95, 13,021.46 and 6,367.47 is: 8,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.95 : 13,021.46 = 6,367.47 : x
  2. Step 2: Convert to fraction form
    9,432.95/13,021.46 = 6,367.47/x
  3. Step 3: Cross multiply
    9,432.95x = 13,021.46 × 6,367.47
  4. Step 4: Simplify right side
    9,432.95x = 82,913,658.96
  5. Step 5: Solve for x
    x = 82,913,658.96/9,432.95
  6. Step 6: Final answer
    x = 8,789.80

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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.