Home / 4,923.51-6,791.54-3,154.47

Finding the Fourth Proportional to 4,923.51, 6,791.54 and 3,154.47

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Solution

The fourth proportional to 4,923.51, 6,791.54 and 3,154.47 is: 4,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.51 : 6,791.54 = 3,154.47 : x
  2. Step 2: Convert to fraction form
    4,923.51/6,791.54 = 3,154.47/x
  3. Step 3: Cross multiply
    4,923.51x = 6,791.54 × 3,154.47
  4. Step 4: Simplify right side
    4,923.51x = 21,423,693.41
  5. Step 5: Solve for x
    x = 21,423,693.41/4,923.51
  6. Step 6: Final answer
    x = 4,351.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.