Home / 10,894.54-16,344.54-4,320.76

Finding the Fourth Proportional to 10,894.54, 16,344.54 and 4,320.76

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Solution

The fourth proportional to 10,894.54, 16,344.54 and 4,320.76 is: 6,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.54 : 16,344.54 = 4,320.76 : x
  2. Step 2: Convert to fraction form
    10,894.54/16,344.54 = 4,320.76/x
  3. Step 3: Cross multiply
    10,894.54x = 16,344.54 × 4,320.76
  4. Step 4: Simplify right side
    10,894.54x = 70,620,834.65
  5. Step 5: Solve for x
    x = 70,620,834.65/10,894.54
  6. Step 6: Final answer
    x = 6,482.22

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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.