Home / 2,286.02-3,423.50-1,309.16

Finding the Fourth Proportional to 2,286.02, 3,423.50 and 1,309.16

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Solution

The fourth proportional to 2,286.02, 3,423.50 and 1,309.16 is: 1,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.02 : 3,423.50 = 1,309.16 : x
  2. Step 2: Convert to fraction form
    2,286.02/3,423.50 = 1,309.16/x
  3. Step 3: Cross multiply
    2,286.02x = 3,423.50 × 1,309.16
  4. Step 4: Simplify right side
    2,286.02x = 4,481,909.26
  5. Step 5: Solve for x
    x = 4,481,909.26/2,286.02
  6. Step 6: Final answer
    x = 1,960.57

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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.