Home / 6,739.30-10,111.50-2,357.20

Finding the Fourth Proportional to 6,739.30, 10,111.50 and 2,357.20

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Solution

The fourth proportional to 6,739.30, 10,111.50 and 2,357.20 is: 3,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.30 : 10,111.50 = 2,357.20 : x
  2. Step 2: Convert to fraction form
    6,739.30/10,111.50 = 2,357.20/x
  3. Step 3: Cross multiply
    6,739.30x = 10,111.50 × 2,357.20
  4. Step 4: Simplify right side
    6,739.30x = 23,834,827.80
  5. Step 5: Solve for x
    x = 23,834,827.80/6,739.30
  6. Step 6: Final answer
    x = 3,536.69

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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.