Home / 6,364.80-9,538.20-3,554.16

Finding the Fourth Proportional to 6,364.80, 9,538.20 and 3,554.16

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Solution

The fourth proportional to 6,364.80, 9,538.20 and 3,554.16 is: 5,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.80 : 9,538.20 = 3,554.16 : x
  2. Step 2: Convert to fraction form
    6,364.80/9,538.20 = 3,554.16/x
  3. Step 3: Cross multiply
    6,364.80x = 9,538.20 × 3,554.16
  4. Step 4: Simplify right side
    6,364.80x = 33,900,288.91
  5. Step 5: Solve for x
    x = 33,900,288.91/6,364.80
  6. Step 6: Final answer
    x = 5,326.21

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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.