Home / 5,579.51-7,699.59-3,061.62

Finding the Fourth Proportional to 5,579.51, 7,699.59 and 3,061.62

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Solution

The fourth proportional to 5,579.51, 7,699.59 and 3,061.62 is: 4,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.51 : 7,699.59 = 3,061.62 : x
  2. Step 2: Convert to fraction form
    5,579.51/7,699.59 = 3,061.62/x
  3. Step 3: Cross multiply
    5,579.51x = 7,699.59 × 3,061.62
  4. Step 4: Simplify right side
    5,579.51x = 23,573,218.74
  5. Step 5: Solve for x
    x = 23,573,218.74/5,579.51
  6. Step 6: Final answer
    x = 4,224.97

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1.5x scale

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.