Home / 9,980.93-13,773.59-5,504.87

Finding the Fourth Proportional to 9,980.93, 13,773.59 and 5,504.87

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Solution

The fourth proportional to 9,980.93, 13,773.59 and 5,504.87 is: 7,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.93 : 13,773.59 = 5,504.87 : x
  2. Step 2: Convert to fraction form
    9,980.93/13,773.59 = 5,504.87/x
  3. Step 3: Cross multiply
    9,980.93x = 13,773.59 × 5,504.87
  4. Step 4: Simplify right side
    9,980.93x = 75,821,725.99
  5. Step 5: Solve for x
    x = 75,821,725.99/9,980.93
  6. Step 6: Final answer
    x = 7,596.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.