Home / 3,968.63-5,954.18-2,389.07

Finding the Fourth Proportional to 3,968.63, 5,954.18 and 2,389.07

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Solution

The fourth proportional to 3,968.63, 5,954.18 and 2,389.07 is: 3,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.63 : 5,954.18 = 2,389.07 : x
  2. Step 2: Convert to fraction form
    3,968.63/5,954.18 = 2,389.07/x
  3. Step 3: Cross multiply
    3,968.63x = 5,954.18 × 2,389.07
  4. Step 4: Simplify right side
    3,968.63x = 14,224,952.81
  5. Step 5: Solve for x
    x = 14,224,952.81/3,968.63
  6. Step 6: Final answer
    x = 3,584.35

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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.