Home / 6,328.11-9,482.09-5,780.91

Finding the Fourth Proportional to 6,328.11, 9,482.09 and 5,780.91

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Solution

The fourth proportional to 6,328.11, 9,482.09 and 5,780.91 is: 8,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.11 : 9,482.09 = 5,780.91 : x
  2. Step 2: Convert to fraction form
    6,328.11/9,482.09 = 5,780.91/x
  3. Step 3: Cross multiply
    6,328.11x = 9,482.09 × 5,780.91
  4. Step 4: Simplify right side
    6,328.11x = 54,815,080.00
  5. Step 5: Solve for x
    x = 54,815,080.00/6,328.11
  6. Step 6: Final answer
    x = 8,662.16

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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.