Home / 5,124.42-7,070.10-3,134.52

Finding the Fourth Proportional to 5,124.42, 7,070.10 and 3,134.52

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Solution

The fourth proportional to 5,124.42, 7,070.10 and 3,134.52 is: 4,324.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.42 : 7,070.10 = 3,134.52 : x
  2. Step 2: Convert to fraction form
    5,124.42/7,070.10 = 3,134.52/x
  3. Step 3: Cross multiply
    5,124.42x = 7,070.10 × 3,134.52
  4. Step 4: Simplify right side
    5,124.42x = 22,161,369.85
  5. Step 5: Solve for x
    x = 22,161,369.85/5,124.42
  6. Step 6: Final answer
    x = 4,324.66

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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.