Home / 3,478.04-5,215.98-1,169

Finding the Fourth Proportional to 3,478.04, 5,215.98 and 1,169

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Solution

The fourth proportional to 3,478.04, 5,215.98 and 1,169 is: 1,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.04 : 5,215.98 = 1,169 : x
  2. Step 2: Convert to fraction form
    3,478.04/5,215.98 = 1,169/x
  3. Step 3: Cross multiply
    3,478.04x = 5,215.98 × 1,169
  4. Step 4: Simplify right side
    3,478.04x = 6,097,480.62
  5. Step 5: Solve for x
    x = 6,097,480.62/3,478.04
  6. Step 6: Final answer
    x = 1,753.14

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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.