Home / 1,601.26-2,210.15-1,043.12

Finding the Fourth Proportional to 1,601.26, 2,210.15 and 1,043.12

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Solution

The fourth proportional to 1,601.26, 2,210.15 and 1,043.12 is: 1,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.26 : 2,210.15 = 1,043.12 : x
  2. Step 2: Convert to fraction form
    1,601.26/2,210.15 = 1,043.12/x
  3. Step 3: Cross multiply
    1,601.26x = 2,210.15 × 1,043.12
  4. Step 4: Simplify right side
    1,601.26x = 2,305,451.67
  5. Step 5: Solve for x
    x = 2,305,451.67/1,601.26
  6. Step 6: Final answer
    x = 1,439.77

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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.