Home / 9,549.99-13,168.33-6,188.39

Finding the Fourth Proportional to 9,549.99, 13,168.33 and 6,188.39

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Solution

The fourth proportional to 9,549.99, 13,168.33 and 6,188.39 is: 8,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,549.99 : 13,168.33 = 6,188.39 : x
  2. Step 2: Convert to fraction form
    9,549.99/13,168.33 = 6,188.39/x
  3. Step 3: Cross multiply
    9,549.99x = 13,168.33 × 6,188.39
  4. Step 4: Simplify right side
    9,549.99x = 81,490,761.69
  5. Step 5: Solve for x
    x = 81,490,761.69/9,549.99
  6. Step 6: Final answer
    x = 8,533.07

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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.