Home / 2,124.32-2,932.99-1,626.07

Finding the Fourth Proportional to 2,124.32, 2,932.99 and 1,626.07

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Solution

The fourth proportional to 2,124.32, 2,932.99 and 1,626.07 is: 2,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.32 : 2,932.99 = 1,626.07 : x
  2. Step 2: Convert to fraction form
    2,124.32/2,932.99 = 1,626.07/x
  3. Step 3: Cross multiply
    2,124.32x = 2,932.99 × 1,626.07
  4. Step 4: Simplify right side
    2,124.32x = 4,769,247.05
  5. Step 5: Solve for x
    x = 4,769,247.05/2,124.32
  6. Step 6: Final answer
    x = 2,245.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.