Home / 5,119.53-7,047.89-4,884.43

Finding the Fourth Proportional to 5,119.53, 7,047.89 and 4,884.43

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Solution

The fourth proportional to 5,119.53, 7,047.89 and 4,884.43 is: 6,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.53 : 7,047.89 = 4,884.43 : x
  2. Step 2: Convert to fraction form
    5,119.53/7,047.89 = 4,884.43/x
  3. Step 3: Cross multiply
    5,119.53x = 7,047.89 × 4,884.43
  4. Step 4: Simplify right side
    5,119.53x = 34,424,925.35
  5. Step 5: Solve for x
    x = 34,424,925.35/5,119.53
  6. Step 6: Final answer
    x = 6,724.24

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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.