Home / 7,740.81-11,610.07-2,476.41

Finding the Fourth Proportional to 7,740.81, 11,610.07 and 2,476.41

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Solution

The fourth proportional to 7,740.81, 11,610.07 and 2,476.41 is: 3,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.81 : 11,610.07 = 2,476.41 : x
  2. Step 2: Convert to fraction form
    7,740.81/11,610.07 = 2,476.41/x
  3. Step 3: Cross multiply
    7,740.81x = 11,610.07 × 2,476.41
  4. Step 4: Simplify right side
    7,740.81x = 28,751,293.45
  5. Step 5: Solve for x
    x = 28,751,293.45/7,740.81
  6. Step 6: Final answer
    x = 3,714.25

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1.5x scale

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.