Home / 2,124.15-3,186.21-1,496.87

Finding the Fourth Proportional to 2,124.15, 3,186.21 and 1,496.87

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Solution

The fourth proportional to 2,124.15, 3,186.21 and 1,496.87 is: 2,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.15 : 3,186.21 = 1,496.87 : x
  2. Step 2: Convert to fraction form
    2,124.15/3,186.21 = 1,496.87/x
  3. Step 3: Cross multiply
    2,124.15x = 3,186.21 × 1,496.87
  4. Step 4: Simplify right side
    2,124.15x = 4,769,326.23
  5. Step 5: Solve for x
    x = 4,769,326.23/2,124.15
  6. Step 6: Final answer
    x = 2,245.29

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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.