Home / 2,130.26-3,195.61-591.26

Finding the Fourth Proportional to 2,130.26, 3,195.61 and 591.26

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Solution

The fourth proportional to 2,130.26, 3,195.61 and 591.26 is: 886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130.26 : 3,195.61 = 591.26 : x
  2. Step 2: Convert to fraction form
    2,130.26/3,195.61 = 591.26/x
  3. Step 3: Cross multiply
    2,130.26x = 3,195.61 × 591.26
  4. Step 4: Simplify right side
    2,130.26x = 1,889,436.37
  5. Step 5: Solve for x
    x = 1,889,436.37/2,130.26
  6. Step 6: Final answer
    x = 886.95

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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.