Home / 11,740.02-17,605.62-3,840.66

Finding the Fourth Proportional to 11,740.02, 17,605.62 and 3,840.66

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Solution

The fourth proportional to 11,740.02, 17,605.62 and 3,840.66 is: 5,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.02 : 17,605.62 = 3,840.66 : x
  2. Step 2: Convert to fraction form
    11,740.02/17,605.62 = 3,840.66/x
  3. Step 3: Cross multiply
    11,740.02x = 17,605.62 × 3,840.66
  4. Step 4: Simplify right side
    11,740.02x = 67,617,200.51
  5. Step 5: Solve for x
    x = 67,617,200.51/11,740.02
  6. Step 6: Final answer
    x = 5,759.55

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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.