Home / 4,527.48-6,790.43-1,239.79

Finding the Fourth Proportional to 4,527.48, 6,790.43 and 1,239.79

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Solution

The fourth proportional to 4,527.48, 6,790.43 and 1,239.79 is: 1,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.48 : 6,790.43 = 1,239.79 : x
  2. Step 2: Convert to fraction form
    4,527.48/6,790.43 = 1,239.79/x
  3. Step 3: Cross multiply
    4,527.48x = 6,790.43 × 1,239.79
  4. Step 4: Simplify right side
    4,527.48x = 8,418,693.33
  5. Step 5: Solve for x
    x = 8,418,693.33/4,527.48
  6. Step 6: Final answer
    x = 1,859.47

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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.