Home / 4,242.24-6,360.84-1,742.69

Finding the Fourth Proportional to 4,242.24, 6,360.84 and 1,742.69

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Solution

The fourth proportional to 4,242.24, 6,360.84 and 1,742.69 is: 2,612.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.24 : 6,360.84 = 1,742.69 : x
  2. Step 2: Convert to fraction form
    4,242.24/6,360.84 = 1,742.69/x
  3. Step 3: Cross multiply
    4,242.24x = 6,360.84 × 1,742.69
  4. Step 4: Simplify right side
    4,242.24x = 11,084,940.46
  5. Step 5: Solve for x
    x = 11,084,940.46/4,242.24
  6. Step 6: Final answer
    x = 2,612.99

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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.