Home / 2,357.30-3,535.73-1,186.84

Finding the Fourth Proportional to 2,357.30, 3,535.73 and 1,186.84

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Solution

The fourth proportional to 2,357.30, 3,535.73 and 1,186.84 is: 1,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.30 : 3,535.73 = 1,186.84 : x
  2. Step 2: Convert to fraction form
    2,357.30/3,535.73 = 1,186.84/x
  3. Step 3: Cross multiply
    2,357.30x = 3,535.73 × 1,186.84
  4. Step 4: Simplify right side
    2,357.30x = 4,196,345.79
  5. Step 5: Solve for x
    x = 4,196,345.79/2,357.30
  6. Step 6: Final answer
    x = 1,780.15

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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.