Home / 7,701.49-11,549.96-3,317.93

Finding the Fourth Proportional to 7,701.49, 11,549.96 and 3,317.93

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Solution

The fourth proportional to 7,701.49, 11,549.96 and 3,317.93 is: 4,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.49 : 11,549.96 = 3,317.93 : x
  2. Step 2: Convert to fraction form
    7,701.49/11,549.96 = 3,317.93/x
  3. Step 3: Cross multiply
    7,701.49x = 11,549.96 × 3,317.93
  4. Step 4: Simplify right side
    7,701.49x = 38,321,958.78
  5. Step 5: Solve for x
    x = 38,321,958.78/7,701.49
  6. Step 6: Final answer
    x = 4,975.91

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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.