Home / 4,727.07-7,086.56-3,407.58

Finding the Fourth Proportional to 4,727.07, 7,086.56 and 3,407.58

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Solution

The fourth proportional to 4,727.07, 7,086.56 and 3,407.58 is: 5,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.07 : 7,086.56 = 3,407.58 : x
  2. Step 2: Convert to fraction form
    4,727.07/7,086.56 = 3,407.58/x
  3. Step 3: Cross multiply
    4,727.07x = 7,086.56 × 3,407.58
  4. Step 4: Simplify right side
    4,727.07x = 24,148,003.09
  5. Step 5: Solve for x
    x = 24,148,003.09/4,727.07
  6. Step 6: Final answer
    x = 5,108.45

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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.