Home / 9,859.45-13,598.33-6,322.99

Finding the Fourth Proportional to 9,859.45, 13,598.33 and 6,322.99

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Solution

The fourth proportional to 9,859.45, 13,598.33 and 6,322.99 is: 8,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859.45 : 13,598.33 = 6,322.99 : x
  2. Step 2: Convert to fraction form
    9,859.45/13,598.33 = 6,322.99/x
  3. Step 3: Cross multiply
    9,859.45x = 13,598.33 × 6,322.99
  4. Step 4: Simplify right side
    9,859.45x = 85,982,039.00
  5. Step 5: Solve for x
    x = 85,982,039.00/9,859.45
  6. Step 6: Final answer
    x = 8,720.78

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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.