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Finding the Fourth Proportional to 10,959.84, 16,441.68 and 3,563.52

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Solution

The fourth proportional to 10,959.84, 16,441.68 and 3,563.52 is: 5,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.84 : 16,441.68 = 3,563.52 : x
  2. Step 2: Convert to fraction form
    10,959.84/16,441.68 = 3,563.52/x
  3. Step 3: Cross multiply
    10,959.84x = 16,441.68 × 3,563.52
  4. Step 4: Simplify right side
    10,959.84x = 58,590,255.51
  5. Step 5: Solve for x
    x = 58,590,255.51/10,959.84
  6. Step 6: Final answer
    x = 5,345.90

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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.