Home / 5,165.68-7,124.67-3,484.42

Finding the Fourth Proportional to 5,165.68, 7,124.67 and 3,484.42

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Solution

The fourth proportional to 5,165.68, 7,124.67 and 3,484.42 is: 4,805.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.68 : 7,124.67 = 3,484.42 : x
  2. Step 2: Convert to fraction form
    5,165.68/7,124.67 = 3,484.42/x
  3. Step 3: Cross multiply
    5,165.68x = 7,124.67 × 3,484.42
  4. Step 4: Simplify right side
    5,165.68x = 24,825,342.64
  5. Step 5: Solve for x
    x = 24,825,342.64/5,165.68
  6. Step 6: Final answer
    x = 4,805.82

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1.5x scale

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.