Home / 11,923.56-17,876.70-6,075.72

Finding the Fourth Proportional to 11,923.56, 17,876.70 and 6,075.72

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Solution

The fourth proportional to 11,923.56, 17,876.70 and 6,075.72 is: 9,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.56 : 17,876.70 = 6,075.72 : x
  2. Step 2: Convert to fraction form
    11,923.56/17,876.70 = 6,075.72/x
  3. Step 3: Cross multiply
    11,923.56x = 17,876.70 × 6,075.72
  4. Step 4: Simplify right side
    11,923.56x = 108,613,823.72
  5. Step 5: Solve for x
    x = 108,613,823.72/11,923.56
  6. Step 6: Final answer
    x = 9,109.18

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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.