Home / 6,476.00-9,712.40-2,777.81

Finding the Fourth Proportional to 6,476.00, 9,712.40 and 2,777.81

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Solution

The fourth proportional to 6,476.00, 9,712.40 and 2,777.81 is: 4,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.00 : 9,712.40 = 2,777.81 : x
  2. Step 2: Convert to fraction form
    6,476.00/9,712.40 = 2,777.81/x
  3. Step 3: Cross multiply
    6,476.00x = 9,712.40 × 2,777.81
  4. Step 4: Simplify right side
    6,476.00x = 26,979,139.39
  5. Step 5: Solve for x
    x = 26,979,139.39/6,476.00
  6. Step 6: Final answer
    x = 4,166.02

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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.