Home / 2,132.70-3,199.05-1,036.12

Finding the Fourth Proportional to 2,132.70, 3,199.05 and 1,036.12

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Solution

The fourth proportional to 2,132.70, 3,199.05 and 1,036.12 is: 1,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.70 : 3,199.05 = 1,036.12 : x
  2. Step 2: Convert to fraction form
    2,132.70/3,199.05 = 1,036.12/x
  3. Step 3: Cross multiply
    2,132.70x = 3,199.05 × 1,036.12
  4. Step 4: Simplify right side
    2,132.70x = 3,314,599.69
  5. Step 5: Solve for x
    x = 3,314,599.69/2,132.70
  6. Step 6: Final answer
    x = 1,554.18

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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.