Home / 2,084.14-3,126.57-1,159.30

Finding the Fourth Proportional to 2,084.14, 3,126.57 and 1,159.30

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Solution

The fourth proportional to 2,084.14, 3,126.57 and 1,159.30 is: 1,739.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.14 : 3,126.57 = 1,159.30 : x
  2. Step 2: Convert to fraction form
    2,084.14/3,126.57 = 1,159.30/x
  3. Step 3: Cross multiply
    2,084.14x = 3,126.57 × 1,159.30
  4. Step 4: Simplify right side
    2,084.14x = 3,624,632.60
  5. Step 5: Solve for x
    x = 3,624,632.60/2,084.14
  6. Step 6: Final answer
    x = 1,739.15

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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.