Home / 9,981.04-13,773.20-5,504.54

Finding the Fourth Proportional to 9,981.04, 13,773.20 and 5,504.54

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Solution

The fourth proportional to 9,981.04, 13,773.20 and 5,504.54 is: 7,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.04 : 13,773.20 = 5,504.54 : x
  2. Step 2: Convert to fraction form
    9,981.04/13,773.20 = 5,504.54/x
  3. Step 3: Cross multiply
    9,981.04x = 13,773.20 × 5,504.54
  4. Step 4: Simplify right side
    9,981.04x = 75,815,130.33
  5. Step 5: Solve for x
    x = 75,815,130.33/9,981.04
  6. Step 6: Final answer
    x = 7,595.91

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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.