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Finding the Fourth Proportional to 9,813.92, 14,716.26 and 3,569.52

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Solution

The fourth proportional to 9,813.92, 14,716.26 and 3,569.52 is: 5,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.92 : 14,716.26 = 3,569.52 : x
  2. Step 2: Convert to fraction form
    9,813.92/14,716.26 = 3,569.52/x
  3. Step 3: Cross multiply
    9,813.92x = 14,716.26 × 3,569.52
  4. Step 4: Simplify right side
    9,813.92x = 52,529,984.40
  5. Step 5: Solve for x
    x = 52,529,984.40/9,813.92
  6. Step 6: Final answer
    x = 5,352.60

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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.