Home / 11,368.32-17,060.76-6,442.08

Finding the Fourth Proportional to 11,368.32, 17,060.76 and 6,442.08

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Solution

The fourth proportional to 11,368.32, 17,060.76 and 6,442.08 is: 9,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.32 : 17,060.76 = 6,442.08 : x
  2. Step 2: Convert to fraction form
    11,368.32/17,060.76 = 6,442.08/x
  3. Step 3: Cross multiply
    11,368.32x = 17,060.76 × 6,442.08
  4. Step 4: Simplify right side
    11,368.32x = 109,906,780.78
  5. Step 5: Solve for x
    x = 109,906,780.78/11,368.32
  6. Step 6: Final answer
    x = 9,667.81

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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.