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Finding the Fourth Proportional to 10,633.60, 15,950.60 and 4,629.07

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Solution

The fourth proportional to 10,633.60, 15,950.60 and 4,629.07 is: 6,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.60 : 15,950.60 = 4,629.07 : x
  2. Step 2: Convert to fraction form
    10,633.60/15,950.60 = 4,629.07/x
  3. Step 3: Cross multiply
    10,633.60x = 15,950.60 × 4,629.07
  4. Step 4: Simplify right side
    10,633.60x = 73,836,443.94
  5. Step 5: Solve for x
    x = 73,836,443.94/10,633.60
  6. Step 6: Final answer
    x = 6,943.69

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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.