Home / 9,785.53-13,500.85-6,006.81

Finding the Fourth Proportional to 9,785.53, 13,500.85 and 6,006.81

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Solution

The fourth proportional to 9,785.53, 13,500.85 and 6,006.81 is: 8,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.53 : 13,500.85 = 6,006.81 : x
  2. Step 2: Convert to fraction form
    9,785.53/13,500.85 = 6,006.81/x
  3. Step 3: Cross multiply
    9,785.53x = 13,500.85 × 6,006.81
  4. Step 4: Simplify right side
    9,785.53x = 81,097,028.61
  5. Step 5: Solve for x
    x = 81,097,028.61/9,785.53
  6. Step 6: Final answer
    x = 8,287.44

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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.