Home / 6,292.11-9,437.55-1,909.60

Finding the Fourth Proportional to 6,292.11, 9,437.55 and 1,909.60

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Solution

The fourth proportional to 6,292.11, 9,437.55 and 1,909.60 is: 2,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.11 : 9,437.55 = 1,909.60 : x
  2. Step 2: Convert to fraction form
    6,292.11/9,437.55 = 1,909.60/x
  3. Step 3: Cross multiply
    6,292.11x = 9,437.55 × 1,909.60
  4. Step 4: Simplify right side
    6,292.11x = 18,021,945.48
  5. Step 5: Solve for x
    x = 18,021,945.48/6,292.11
  6. Step 6: Final answer
    x = 2,864.21

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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.