Home / 11,391.13-17,094.28-4,376.93

Finding the Fourth Proportional to 11,391.13, 17,094.28 and 4,376.93

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Solution

The fourth proportional to 11,391.13, 17,094.28 and 4,376.93 is: 6,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.13 : 17,094.28 = 4,376.93 : x
  2. Step 2: Convert to fraction form
    11,391.13/17,094.28 = 4,376.93/x
  3. Step 3: Cross multiply
    11,391.13x = 17,094.28 × 4,376.93
  4. Step 4: Simplify right side
    11,391.13x = 74,820,466.96
  5. Step 5: Solve for x
    x = 74,820,466.96/11,391.13
  6. Step 6: Final answer
    x = 6,568.31

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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.