Home / 8,839.74-13,259.62-3,577.08

Finding the Fourth Proportional to 8,839.74, 13,259.62 and 3,577.08

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Solution

The fourth proportional to 8,839.74, 13,259.62 and 3,577.08 is: 5,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.74 : 13,259.62 = 3,577.08 : x
  2. Step 2: Convert to fraction form
    8,839.74/13,259.62 = 3,577.08/x
  3. Step 3: Cross multiply
    8,839.74x = 13,259.62 × 3,577.08
  4. Step 4: Simplify right side
    8,839.74x = 47,430,721.51
  5. Step 5: Solve for x
    x = 47,430,721.51/8,839.74
  6. Step 6: Final answer
    x = 5,365.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.