Home / 11,300.40-16,957.92-8,533.44

Finding the Fourth Proportional to 11,300.40, 16,957.92 and 8,533.44

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Solution

The fourth proportional to 11,300.40, 16,957.92 and 8,533.44 is: 12,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.40 : 16,957.92 = 8,533.44 : x
  2. Step 2: Convert to fraction form
    11,300.40/16,957.92 = 8,533.44/x
  3. Step 3: Cross multiply
    11,300.40x = 16,957.92 × 8,533.44
  4. Step 4: Simplify right side
    11,300.40x = 144,709,392.84
  5. Step 5: Solve for x
    x = 144,709,392.84/11,300.40
  6. Step 6: Final answer
    x = 12,805.69

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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.