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Finding the Fourth Proportional to 6,235.49, 9,354.99 and 1,853.12

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Solution

The fourth proportional to 6,235.49, 9,354.99 and 1,853.12 is: 2,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.49 : 9,354.99 = 1,853.12 : x
  2. Step 2: Convert to fraction form
    6,235.49/9,354.99 = 1,853.12/x
  3. Step 3: Cross multiply
    6,235.49x = 9,354.99 × 1,853.12
  4. Step 4: Simplify right side
    6,235.49x = 17,335,919.07
  5. Step 5: Solve for x
    x = 17,335,919.07/6,235.49
  6. Step 6: Final answer
    x = 2,780.20

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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.