Home / 4,748.04-6,550.56-2,979

Finding the Fourth Proportional to 4,748.04, 6,550.56 and 2,979

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Solution

The fourth proportional to 4,748.04, 6,550.56 and 2,979 is: 4,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.04 : 6,550.56 = 2,979 : x
  2. Step 2: Convert to fraction form
    4,748.04/6,550.56 = 2,979/x
  3. Step 3: Cross multiply
    4,748.04x = 6,550.56 × 2,979
  4. Step 4: Simplify right side
    4,748.04x = 19,514,118.24
  5. Step 5: Solve for x
    x = 19,514,118.24/4,748.04
  6. Step 6: Final answer
    x = 4,109.93

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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.