Home / 5,970.49-8,239.56-3,317.92

Finding the Fourth Proportional to 5,970.49, 8,239.56 and 3,317.92

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Solution

The fourth proportional to 5,970.49, 8,239.56 and 3,317.92 is: 4,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.49 : 8,239.56 = 3,317.92 : x
  2. Step 2: Convert to fraction form
    5,970.49/8,239.56 = 3,317.92/x
  3. Step 3: Cross multiply
    5,970.49x = 8,239.56 × 3,317.92
  4. Step 4: Simplify right side
    5,970.49x = 27,338,221.51
  5. Step 5: Solve for x
    x = 27,338,221.51/5,970.49
  6. Step 6: Final answer
    x = 4,578.89

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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.