Home / 10,174.55-14,039.65-5,697.95

Finding the Fourth Proportional to 10,174.55, 14,039.65 and 5,697.95

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Solution

The fourth proportional to 10,174.55, 14,039.65 and 5,697.95 is: 7,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.55 : 14,039.65 = 5,697.95 : x
  2. Step 2: Convert to fraction form
    10,174.55/14,039.65 = 5,697.95/x
  3. Step 3: Cross multiply
    10,174.55x = 14,039.65 × 5,697.95
  4. Step 4: Simplify right side
    10,174.55x = 79,997,223.72
  5. Step 5: Solve for x
    x = 79,997,223.72/10,174.55
  6. Step 6: Final answer
    x = 7,862.48

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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.