Home / 4,642.28-6,962.34-2,768.69

Finding the Fourth Proportional to 4,642.28, 6,962.34 and 2,768.69

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Solution

The fourth proportional to 4,642.28, 6,962.34 and 2,768.69 is: 4,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.28 : 6,962.34 = 2,768.69 : x
  2. Step 2: Convert to fraction form
    4,642.28/6,962.34 = 2,768.69/x
  3. Step 3: Cross multiply
    4,642.28x = 6,962.34 × 2,768.69
  4. Step 4: Simplify right side
    4,642.28x = 19,276,526.32
  5. Step 5: Solve for x
    x = 19,276,526.32/4,642.28
  6. Step 6: Final answer
    x = 4,152.39

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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.