Home / 3,239.76-4,860.54-1,159.99

Finding the Fourth Proportional to 3,239.76, 4,860.54 and 1,159.99

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Solution

The fourth proportional to 3,239.76, 4,860.54 and 1,159.99 is: 1,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.76 : 4,860.54 = 1,159.99 : x
  2. Step 2: Convert to fraction form
    3,239.76/4,860.54 = 1,159.99/x
  3. Step 3: Cross multiply
    3,239.76x = 4,860.54 × 1,159.99
  4. Step 4: Simplify right side
    3,239.76x = 5,638,165.64
  5. Step 5: Solve for x
    x = 5,638,165.64/3,239.76
  6. Step 6: Final answer
    x = 1,740.30

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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.