Home / 11,768.86-17,655.45-4,839.58

Finding the Fourth Proportional to 11,768.86, 17,655.45 and 4,839.58

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Solution

The fourth proportional to 11,768.86, 17,655.45 and 4,839.58 is: 7,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.86 : 17,655.45 = 4,839.58 : x
  2. Step 2: Convert to fraction form
    11,768.86/17,655.45 = 4,839.58/x
  3. Step 3: Cross multiply
    11,768.86x = 17,655.45 × 4,839.58
  4. Step 4: Simplify right side
    11,768.86x = 85,444,962.71
  5. Step 5: Solve for x
    x = 85,444,962.71/11,768.86
  6. Step 6: Final answer
    x = 7,260.26

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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.