Home / 6,072.84-9,109.27-1,690.30

Finding the Fourth Proportional to 6,072.84, 9,109.27 and 1,690.30

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Solution

The fourth proportional to 6,072.84, 9,109.27 and 1,690.30 is: 2,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.84 : 9,109.27 = 1,690.30 : x
  2. Step 2: Convert to fraction form
    6,072.84/9,109.27 = 1,690.30/x
  3. Step 3: Cross multiply
    6,072.84x = 9,109.27 × 1,690.30
  4. Step 4: Simplify right side
    6,072.84x = 15,397,399.08
  5. Step 5: Solve for x
    x = 15,397,399.08/6,072.84
  6. Step 6: Final answer
    x = 2,535.45

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Similar ratio
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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.