Home / 10,810.59-16,217.90-3,790.46

Finding the Fourth Proportional to 10,810.59, 16,217.90 and 3,790.46

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Solution

The fourth proportional to 10,810.59, 16,217.90 and 3,790.46 is: 5,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.59 : 16,217.90 = 3,790.46 : x
  2. Step 2: Convert to fraction form
    10,810.59/16,217.90 = 3,790.46/x
  3. Step 3: Cross multiply
    10,810.59x = 16,217.90 × 3,790.46
  4. Step 4: Simplify right side
    10,810.59x = 61,473,201.19
  5. Step 5: Solve for x
    x = 61,473,201.19/10,810.59
  6. Step 6: Final answer
    x = 5,686.39

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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.