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Finding the Fourth Proportional to 6,235.69, 9,355.07 and 1,853.13

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Solution

The fourth proportional to 6,235.69, 9,355.07 and 1,853.13 is: 2,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.69 : 9,355.07 = 1,853.13 : x
  2. Step 2: Convert to fraction form
    6,235.69/9,355.07 = 1,853.13/x
  3. Step 3: Cross multiply
    6,235.69x = 9,355.07 × 1,853.13
  4. Step 4: Simplify right side
    6,235.69x = 17,336,130.42
  5. Step 5: Solve for x
    x = 17,336,130.42/6,235.69
  6. Step 6: Final answer
    x = 2,780.15

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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.