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Finding the Fourth Proportional to 10,633.85, 15,950.98 and 4,629.32

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Solution

The fourth proportional to 10,633.85, 15,950.98 and 4,629.32 is: 6,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.85 : 15,950.98 = 4,629.32 : x
  2. Step 2: Convert to fraction form
    10,633.85/15,950.98 = 4,629.32/x
  3. Step 3: Cross multiply
    10,633.85x = 15,950.98 × 4,629.32
  4. Step 4: Simplify right side
    10,633.85x = 73,842,167.59
  5. Step 5: Solve for x
    x = 73,842,167.59/10,633.85
  6. Step 6: Final answer
    x = 6,944.07

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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.