Home / 4,527.02-6,789.60-1,239.86

Finding the Fourth Proportional to 4,527.02, 6,789.60 and 1,239.86

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Solution

The fourth proportional to 4,527.02, 6,789.60 and 1,239.86 is: 1,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.02 : 6,789.60 = 1,239.86 : x
  2. Step 2: Convert to fraction form
    4,527.02/6,789.60 = 1,239.86/x
  3. Step 3: Cross multiply
    4,527.02x = 6,789.60 × 1,239.86
  4. Step 4: Simplify right side
    4,527.02x = 8,418,153.46
  5. Step 5: Solve for x
    x = 8,418,153.46/4,527.02
  6. Step 6: Final answer
    x = 1,859.54

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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.