Home / 10,379.02-15,568.11-2,983.45

Finding the Fourth Proportional to 10,379.02, 15,568.11 and 2,983.45

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Solution

The fourth proportional to 10,379.02, 15,568.11 and 2,983.45 is: 4,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.02 : 15,568.11 = 2,983.45 : x
  2. Step 2: Convert to fraction form
    10,379.02/15,568.11 = 2,983.45/x
  3. Step 3: Cross multiply
    10,379.02x = 15,568.11 × 2,983.45
  4. Step 4: Simplify right side
    10,379.02x = 46,446,677.78
  5. Step 5: Solve for x
    x = 46,446,677.78/10,379.02
  6. Step 6: Final answer
    x = 4,475.05

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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.