Home / 8,983.73-13,455.09-4,307.06

Finding the Fourth Proportional to 8,983.73, 13,455.09 and 4,307.06

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Solution

The fourth proportional to 8,983.73, 13,455.09 and 4,307.06 is: 6,450.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.73 : 13,455.09 = 4,307.06 : x
  2. Step 2: Convert to fraction form
    8,983.73/13,455.09 = 4,307.06/x
  3. Step 3: Cross multiply
    8,983.73x = 13,455.09 × 4,307.06
  4. Step 4: Simplify right side
    8,983.73x = 57,951,913.57
  5. Step 5: Solve for x
    x = 57,951,913.57/8,983.73
  6. Step 6: Final answer
    x = 6,450.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.