Home / 2,337.59-3,225.86-1,289.65

Finding the Fourth Proportional to 2,337.59, 3,225.86 and 1,289.65

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Solution

The fourth proportional to 2,337.59, 3,225.86 and 1,289.65 is: 1,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.59 : 3,225.86 = 1,289.65 : x
  2. Step 2: Convert to fraction form
    2,337.59/3,225.86 = 1,289.65/x
  3. Step 3: Cross multiply
    2,337.59x = 3,225.86 × 1,289.65
  4. Step 4: Simplify right side
    2,337.59x = 4,160,230.35
  5. Step 5: Solve for x
    x = 4,160,230.35/2,337.59
  6. Step 6: Final answer
    x = 1,779.71

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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.