Home / 10,211.64-14,091.84-5,674.02

Finding the Fourth Proportional to 10,211.64, 14,091.84 and 5,674.02

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Solution

The fourth proportional to 10,211.64, 14,091.84 and 5,674.02 is: 7,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.64 : 14,091.84 = 5,674.02 : x
  2. Step 2: Convert to fraction form
    10,211.64/14,091.84 = 5,674.02/x
  3. Step 3: Cross multiply
    10,211.64x = 14,091.84 × 5,674.02
  4. Step 4: Simplify right side
    10,211.64x = 79,957,382.00
  5. Step 5: Solve for x
    x = 79,957,382.00/10,211.64
  6. Step 6: Final answer
    x = 7,830.02

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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.