Home / 7,740.48-11,626.44-6,836.52

Finding the Fourth Proportional to 7,740.48, 11,626.44 and 6,836.52

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Solution

The fourth proportional to 7,740.48, 11,626.44 and 6,836.52 is: 10,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.48 : 11,626.44 = 6,836.52 : x
  2. Step 2: Convert to fraction form
    7,740.48/11,626.44 = 6,836.52/x
  3. Step 3: Cross multiply
    7,740.48x = 11,626.44 × 6,836.52
  4. Step 4: Simplify right side
    7,740.48x = 79,484,389.59
  5. Step 5: Solve for x
    x = 79,484,389.59/7,740.48
  6. Step 6: Final answer
    x = 10,268.66

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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.