Home / 2,509.16-3,763.76-1,193.05

Finding the Fourth Proportional to 2,509.16, 3,763.76 and 1,193.05

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Solution

The fourth proportional to 2,509.16, 3,763.76 and 1,193.05 is: 1,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.16 : 3,763.76 = 1,193.05 : x
  2. Step 2: Convert to fraction form
    2,509.16/3,763.76 = 1,193.05/x
  3. Step 3: Cross multiply
    2,509.16x = 3,763.76 × 1,193.05
  4. Step 4: Simplify right side
    2,509.16x = 4,490,347.44
  5. Step 5: Solve for x
    x = 4,490,347.44/2,509.16
  6. Step 6: Final answer
    x = 1,789.59

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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.