Home / 5,748.96-7,933.46-3,390.24

Finding the Fourth Proportional to 5,748.96, 7,933.46 and 3,390.24

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Solution

The fourth proportional to 5,748.96, 7,933.46 and 3,390.24 is: 4,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.96 : 7,933.46 = 3,390.24 : x
  2. Step 2: Convert to fraction form
    5,748.96/7,933.46 = 3,390.24/x
  3. Step 3: Cross multiply
    5,748.96x = 7,933.46 × 3,390.24
  4. Step 4: Simplify right side
    5,748.96x = 26,896,333.43
  5. Step 5: Solve for x
    x = 26,896,333.43/5,748.96
  6. Step 6: Final answer
    x = 4,678.47

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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.