Home / 3,239.80-4,860.47-1,048.53

Finding the Fourth Proportional to 3,239.80, 4,860.47 and 1,048.53

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Solution

The fourth proportional to 3,239.80, 4,860.47 and 1,048.53 is: 1,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.80 : 4,860.47 = 1,048.53 : x
  2. Step 2: Convert to fraction form
    3,239.80/4,860.47 = 1,048.53/x
  3. Step 3: Cross multiply
    3,239.80x = 4,860.47 × 1,048.53
  4. Step 4: Simplify right side
    3,239.80x = 5,096,357.14
  5. Step 5: Solve for x
    x = 5,096,357.14/3,239.80
  6. Step 6: Final answer
    x = 1,573.05

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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.