Home / 11,749.32-17,623.98-6,853.14

Finding the Fourth Proportional to 11,749.32, 17,623.98 and 6,853.14

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Solution

The fourth proportional to 11,749.32, 17,623.98 and 6,853.14 is: 10,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.32 : 17,623.98 = 6,853.14 : x
  2. Step 2: Convert to fraction form
    11,749.32/17,623.98 = 6,853.14/x
  3. Step 3: Cross multiply
    11,749.32x = 17,623.98 × 6,853.14
  4. Step 4: Simplify right side
    11,749.32x = 120,779,602.30
  5. Step 5: Solve for x
    x = 120,779,602.30/11,749.32
  6. Step 6: Final answer
    x = 10,279.71

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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.