Home / 4,119.79-5,683.89-2,350.12

Finding the Fourth Proportional to 4,119.79, 5,683.89 and 2,350.12

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Solution

The fourth proportional to 4,119.79, 5,683.89 and 2,350.12 is: 3,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.79 : 5,683.89 = 2,350.12 : x
  2. Step 2: Convert to fraction form
    4,119.79/5,683.89 = 2,350.12/x
  3. Step 3: Cross multiply
    4,119.79x = 5,683.89 × 2,350.12
  4. Step 4: Simplify right side
    4,119.79x = 13,357,823.57
  5. Step 5: Solve for x
    x = 13,357,823.57/4,119.79
  6. Step 6: Final answer
    x = 3,242.36

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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.