Home / 10,247.83-14,141.11-5,771.16

Finding the Fourth Proportional to 10,247.83, 14,141.11 and 5,771.16

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Solution

The fourth proportional to 10,247.83, 14,141.11 and 5,771.16 is: 7,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.83 : 14,141.11 = 5,771.16 : x
  2. Step 2: Convert to fraction form
    10,247.83/14,141.11 = 5,771.16/x
  3. Step 3: Cross multiply
    10,247.83x = 14,141.11 × 5,771.16
  4. Step 4: Simplify right side
    10,247.83x = 81,610,608.39
  5. Step 5: Solve for x
    x = 81,610,608.39/10,247.83
  6. Step 6: Final answer
    x = 7,963.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.