Home / 10,819.98-14,929.92-6,846.53

Finding the Fourth Proportional to 10,819.98, 14,929.92 and 6,846.53

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Solution

The fourth proportional to 10,819.98, 14,929.92 and 6,846.53 is: 9,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.98 : 14,929.92 = 6,846.53 : x
  2. Step 2: Convert to fraction form
    10,819.98/14,929.92 = 6,846.53/x
  3. Step 3: Cross multiply
    10,819.98x = 14,929.92 × 6,846.53
  4. Step 4: Simplify right side
    10,819.98x = 102,218,070.53
  5. Step 5: Solve for x
    x = 102,218,070.53/10,819.98
  6. Step 6: Final answer
    x = 9,447.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.