Home / 5,579.49-7,699.80-3,341.46

Finding the Fourth Proportional to 5,579.49, 7,699.80 and 3,341.46

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Solution

The fourth proportional to 5,579.49, 7,699.80 and 3,341.46 is: 4,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.49 : 7,699.80 = 3,341.46 : x
  2. Step 2: Convert to fraction form
    5,579.49/7,699.80 = 3,341.46/x
  3. Step 3: Cross multiply
    5,579.49x = 7,699.80 × 3,341.46
  4. Step 4: Simplify right side
    5,579.49x = 25,728,573.71
  5. Step 5: Solve for x
    x = 25,728,573.71/5,579.49
  6. Step 6: Final answer
    x = 4,611.28

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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.