Home / 9,839.58-13,577.67-5,647.02

Finding the Fourth Proportional to 9,839.58, 13,577.67 and 5,647.02

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Solution

The fourth proportional to 9,839.58, 13,577.67 and 5,647.02 is: 7,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.58 : 13,577.67 = 5,647.02 : x
  2. Step 2: Convert to fraction form
    9,839.58/13,577.67 = 5,647.02/x
  3. Step 3: Cross multiply
    9,839.58x = 13,577.67 × 5,647.02
  4. Step 4: Simplify right side
    9,839.58x = 76,673,374.04
  5. Step 5: Solve for x
    x = 76,673,374.04/9,839.58
  6. Step 6: Final answer
    x = 7,792.34

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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.