Home / 9,336.88-12,887.22-6,504.70

Finding the Fourth Proportional to 9,336.88, 12,887.22 and 6,504.70

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Solution

The fourth proportional to 9,336.88, 12,887.22 and 6,504.70 is: 8,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.88 : 12,887.22 = 6,504.70 : x
  2. Step 2: Convert to fraction form
    9,336.88/12,887.22 = 6,504.70/x
  3. Step 3: Cross multiply
    9,336.88x = 12,887.22 × 6,504.70
  4. Step 4: Simplify right side
    9,336.88x = 83,827,499.93
  5. Step 5: Solve for x
    x = 83,827,499.93/9,336.88
  6. Step 6: Final answer
    x = 8,978.11

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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.