Home / 9,291.87-13,933.80-5,776.59

Finding the Fourth Proportional to 9,291.87, 13,933.80 and 5,776.59

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Solution

The fourth proportional to 9,291.87, 13,933.80 and 5,776.59 is: 8,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.87 : 13,933.80 = 5,776.59 : x
  2. Step 2: Convert to fraction form
    9,291.87/13,933.80 = 5,776.59/x
  3. Step 3: Cross multiply
    9,291.87x = 13,933.80 × 5,776.59
  4. Step 4: Simplify right side
    9,291.87x = 80,489,849.74
  5. Step 5: Solve for x
    x = 80,489,849.74/9,291.87
  6. Step 6: Final answer
    x = 8,662.40

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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.