Home / 6,570.26-9,855.03-2,127.84

Finding the Fourth Proportional to 6,570.26, 9,855.03 and 2,127.84

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Solution

The fourth proportional to 6,570.26, 9,855.03 and 2,127.84 is: 3,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.26 : 9,855.03 = 2,127.84 : x
  2. Step 2: Convert to fraction form
    6,570.26/9,855.03 = 2,127.84/x
  3. Step 3: Cross multiply
    6,570.26x = 9,855.03 × 2,127.84
  4. Step 4: Simplify right side
    6,570.26x = 20,969,898.06
  5. Step 5: Solve for x
    x = 20,969,898.06/6,570.26
  6. Step 6: Final answer
    x = 3,191.64

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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.