Home / 7,826.55-11,740.37-2,896.08

Finding the Fourth Proportional to 7,826.55, 11,740.37 and 2,896.08

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Solution

The fourth proportional to 7,826.55, 11,740.37 and 2,896.08 is: 4,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.55 : 11,740.37 = 2,896.08 : x
  2. Step 2: Convert to fraction form
    7,826.55/11,740.37 = 2,896.08/x
  3. Step 3: Cross multiply
    7,826.55x = 11,740.37 × 2,896.08
  4. Step 4: Simplify right side
    7,826.55x = 34,001,080.10
  5. Step 5: Solve for x
    x = 34,001,080.10/7,826.55
  6. Step 6: Final answer
    x = 4,344.32

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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.