Home / 1,826.32-2,520.20-1,237.04

Finding the Fourth Proportional to 1,826.32, 2,520.20 and 1,237.04

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Solution

The fourth proportional to 1,826.32, 2,520.20 and 1,237.04 is: 1,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.32 : 2,520.20 = 1,237.04 : x
  2. Step 2: Convert to fraction form
    1,826.32/2,520.20 = 1,237.04/x
  3. Step 3: Cross multiply
    1,826.32x = 2,520.20 × 1,237.04
  4. Step 4: Simplify right side
    1,826.32x = 3,117,582.02
  5. Step 5: Solve for x
    x = 3,117,582.02/1,826.32
  6. Step 6: Final answer
    x = 1,707.03

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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.