Home / 10,699.29-16,052.73-4,775.63

Finding the Fourth Proportional to 10,699.29, 16,052.73 and 4,775.63

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Solution

The fourth proportional to 10,699.29, 16,052.73 and 4,775.63 is: 7,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.29 : 16,052.73 = 4,775.63 : x
  2. Step 2: Convert to fraction form
    10,699.29/16,052.73 = 4,775.63/x
  3. Step 3: Cross multiply
    10,699.29x = 16,052.73 × 4,775.63
  4. Step 4: Simplify right side
    10,699.29x = 76,661,898.97
  5. Step 5: Solve for x
    x = 76,661,898.97/10,699.29
  6. Step 6: Final answer
    x = 7,165.14

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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.