Home / 9,174.96-13,756.86-5,009.18

Finding the Fourth Proportional to 9,174.96, 13,756.86 and 5,009.18

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Solution

The fourth proportional to 9,174.96, 13,756.86 and 5,009.18 is: 7,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.96 : 13,756.86 = 5,009.18 : x
  2. Step 2: Convert to fraction form
    9,174.96/13,756.86 = 5,009.18/x
  3. Step 3: Cross multiply
    9,174.96x = 13,756.86 × 5,009.18
  4. Step 4: Simplify right side
    9,174.96x = 68,910,519.19
  5. Step 5: Solve for x
    x = 68,910,519.19/9,174.96
  6. Step 6: Final answer
    x = 7,510.72

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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.