Home / 3,389.10-5,084.36-1,168.14

Finding the Fourth Proportional to 3,389.10, 5,084.36 and 1,168.14

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Solution

The fourth proportional to 3,389.10, 5,084.36 and 1,168.14 is: 1,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.10 : 5,084.36 = 1,168.14 : x
  2. Step 2: Convert to fraction form
    3,389.10/5,084.36 = 1,168.14/x
  3. Step 3: Cross multiply
    3,389.10x = 5,084.36 × 1,168.14
  4. Step 4: Simplify right side
    3,389.10x = 5,939,221.79
  5. Step 5: Solve for x
    x = 5,939,221.79/3,389.10
  6. Step 6: Final answer
    x = 1,752.45

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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.