Home / 4,315.42-6,474.48-1,542.02

Finding the Fourth Proportional to 4,315.42, 6,474.48 and 1,542.02

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Solution

The fourth proportional to 4,315.42, 6,474.48 and 1,542.02 is: 2,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.42 : 6,474.48 = 1,542.02 : x
  2. Step 2: Convert to fraction form
    4,315.42/6,474.48 = 1,542.02/x
  3. Step 3: Cross multiply
    4,315.42x = 6,474.48 × 1,542.02
  4. Step 4: Simplify right side
    4,315.42x = 9,983,777.65
  5. Step 5: Solve for x
    x = 9,983,777.65/4,315.42
  6. Step 6: Final answer
    x = 2,313.51

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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.