Home / 4,740.48-6,542-2,644.80

Finding the Fourth Proportional to 4,740.48, 6,542 and 2,644.80

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Solution

The fourth proportional to 4,740.48, 6,542 and 2,644.80 is: 3,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.48 : 6,542 = 2,644.80 : x
  2. Step 2: Convert to fraction form
    4,740.48/6,542 = 2,644.80/x
  3. Step 3: Cross multiply
    4,740.48x = 6,542 × 2,644.80
  4. Step 4: Simplify right side
    4,740.48x = 17,302,281.60
  5. Step 5: Solve for x
    x = 17,302,281.60/4,740.48
  6. Step 6: Final answer
    x = 3,649.90

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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.